The Healing Power of Contrast Therapy: Evidence-Based Protocols for Recovery
Strength training and contrast therapy, sequenced inside a single metabolic window, compound each other's effects. This is the protocol — and the physiology behind why order, temperature, and timing are everything.
Video·Mark Bell's Power Project·11 min read·June 2026
How pairing strength training with alternating ice and heat inside a tight metabolic window reshapes body composition, recovery, and mental resilience.
The Protocol: Strength Training Inside a Metabolic Window
Every session at the facility is built as a single, unified arc — not a workout with an optional wellness add-on, but a deliberate two-phase protocol where each stage amplifies the next. Phase one is strength training: one-on-one or two-on-one, with individually designed programming tracked through a shared mobile platform. Phase two is contrast therapy — alternating cold immersion and heat, entered immediately after training ends. The sequence is not interchangeable. Order and timing are essential to the design.
The origin of this model is personal. A client arrived having been misdiagnosed with ALS — nerve damage traveling up both legs, paired with restless leg syndrome that left sleep nearly out of reach. That diagnosis prompted a deep investigation: into the physiology of cold-water therapy, into inflammation and nerve recovery, into the engineering of the equipment itself. Research that began as an act of care for one person became the structural foundation for how the entire facility now operates.
The centerpiece of the cold phase is the Frost Chamber — a self-sustaining ice tub that chills and filters itself without requiring manual ice additions. An ozone filtration system runs continuously, maintaining water temperatures between 34 and 37°F with the precision of a commercial freezer. At those temperatures, cold acts as a primary physiological stimulus. The body's thermoregulatory response — the sustained effort to maintain core temperature against that chill — is where much of the protocol's metabolic work begins.
The sauna built to complement it reaches 220°F, and it is a custom-built traditional steam-stone unit, not infrared. The distinction matters to the protocol. The steam-stone format creates enveloping, full-body heat that generates rapid, genuine sweating in a way that infrared does not consistently replicate. For a protocol built around vascular response and extreme thermal contrast, that quality of heat is foundational.
The preference for traditional over infrared comes down to the nature of the signal. At 220°F with steam and stone, the body registers the environment immediately — the shift is sharp, complete, and unmistakable. In that sharpness lies the contrast. The 30-minute metabolic window that anchors this protocol asks the body to move between two extreme thermal states, and each must be extreme enough to produce the intended biological response.
Strength training elevates metabolism, mobilizes energy stores, and drives the body toward structural adaptation. Cold immersion and heat, entered immediately after that effort, extend and complete the process rather than interrupting it. Together, the two phases produce a compounded stimulus — one that neither phase creates alone. The session does not end with the last set. It ends in the sauna.
This is not how most training programs are designed. In most facilities, the workout ends and the client leaves. Here, the contrast phase is built into the session structure as an explicit deliverable — not a wellness amenity, but a physiological requirement. The 30-minute metabolic window is a claim about timing: that the body's state immediately after training creates an optimal window for the thermal stimuli to do their most meaningful work.
if you do strength training and you do if you do strength training and you do contrast therapy what I have found is contrast therapy what I have found is contrast therapy what I have found is that the benefits for weight loss for that the benefits for weight loss for that the benefits for weight loss for individuals who that is their goal the individuals who that is their goal the individuals who that is their goal the most efficient thing that I have ever most efficient thing that I have ever most efficient thing that I have ever found a bit about and I want to dive found a bit about and I want to dive found a bit about and I want to dive deeper into this but a bit about how we deeper into this but a bit about how we deeper into this but a bit about how we train at my facility and this is what train at my facility and this is what train at my facility and this is what I'm I'm I'm in I'm getting in a PhD I'm I'm I'm I'm in I'm getting in a PhD I'm I'm I'm I'm in I'm getting in a PhD I'm starting that off here in the next starting that off here in the next starting that off here in the next pretty excited in June sick yeah what my pretty excited in June sick yeah what my pretty excited in June sick yeah what my thesis is on is the combination of thesis is on is the combination of thesis is on is the combination of strength training and contrast therapy strength training and contrast therapy strength training and contrast therapy inside of a 30 met met metabolic window inside of a 30 met met metabolic window inside of a 30 met met metabolic window so what our facility does it's very cool so what our facility does it's very cool so what our facility does it's very cool we have the training which is we have the training which is we have the training which is essentially phase one of every session essentially phase one of every session essentially phase one of every session with us everything is one-on-one or with us everything is one-on-one or with us everything is one-on-one or two-on-one we do you know partner two-on-one we do you know partner two-on-one we do you know partner training they do the the strength training they do the the strength training they do the the strength training with me with the program that training with me with the program that training with me with the program that we design I have a mobile app we use for we design I have a mobile app we use for we design I have a mobile app we use for peer-to-peer sharing they do that then peer-to-peer sharing they do that then peer-to-peer sharing they do that then they go into the back and in the back they go into the back and in the back they go into the back and in the back and Andrew if you can find something and Andrew if you can find something and Andrew if you can find something like this this would be incredible we like this this would be incredible we like this this would be incredible we have our iub and our sauna and what I have our iub and our sauna and what I have our iub and our sauna and what I have learned I got into this a lot
have learned I got into this a lot have learned I got into this a lot because I had a client that had uh uh because I had a client that had uh uh because I had a client that had uh uh well he was misdiagnosed with ALS he had well he was misdiagnosed with ALS he had well he was misdiagnosed with ALS he had nerve damage going up his legs he had nerve damage going up his legs he had nerve damage going up his legs he had restless leg syndrome he couldn't sleep restless leg syndrome he couldn't sleep restless leg syndrome he couldn't sleep and as a family member so it was very and as a family member so it was very and as a family member so it was very personal for me so I essentially started personal for me so I essentially started personal for me so I essentially started looking into the design process of these looking into the design process of these looking into the design process of these tubs what does that say by the way Frost tubs what does that say by the way Frost tubs what does that say by the way Frost Frost chamber Frost right chamber so Frost chamber Frost right chamber so Frost chamber Frost right chamber so it's a self- sustaining ice tub it it's a self- sustaining ice tub it it's a self- sustaining ice tub it filters itself and it makes its own ice filters itself and it makes its own ice filters itself and it makes its own ice we run a ozone filter and it basically we run a ozone filter and it basically we run a ozone filter and it basically chills like a freezer yeah and so what chills like a freezer yeah and so what chills like a freezer yeah and so what we've done and uh we're in the process we've done and uh we're in the process we've done and uh we're in the process of actually we're going to eventually of actually we're going to eventually of actually we're going to eventually make and manufacture these so we're make and manufacture these so we're make and manufacture these so we're pretty excited we'll get one out to you pretty excited we'll get one out to you pretty excited we'll get one out to you guys for sure very Co yeah we're we're guys for sure very Co yeah we're we're guys for sure very Co yeah we're we're some very Cutting Edge stuff from some some very Cutting Edge stuff from some some very Cutting Edge stuff from some investors that aren't me that are going investors that aren't me that are going investors that aren't me that are going to make a very very cool model but to make a very very cool model but to make a very very cool model but everybody does strength training then everybody does strength training then everybody does strength training then they go back and they do contrast they go back and they do contrast they go back and they do contrast therapy and our sauna is outstanding therapy and our sauna is outstanding therapy and our sauna is outstanding gets to 220 degrees what sauna is this gets to 220 degrees what sauna is this gets to 220 degrees what sauna is this we made it made we made this stuff in we made it made we made this stuff in we made it made we made this stuff in house this this is not these yeah we we
house this this is not these yeah we we house this this is not these yeah we we we worked with I have an incredible we worked with I have an incredible we worked with I have an incredible engineer I have you know I've got great engineer I have you know I've got great engineer I have you know I've got great people around me and that's a big key to people around me and that's a big key to people around me and that's a big key to doing this kind of thing but our sauna doing this kind of thing but our sauna doing this kind of thing but our sauna we made wow so it's a yeah it's a great we made wow so it's a yeah it's a great we made wow so it's a yeah it's a great little unit it's not a it's not an little unit it's not a it's not an little unit it's not a it's not an infrared if I could do my you would infrared if I could do my you would infrared if I could do my you would rather have an infra uh oh you don't rather have an infra uh oh you don't rather have an infra uh oh you don't want no I don't want an infrared I don't want no I don't want an infrared I don't want no I don't want an infrared I don't get it okay I don't get it everybody get it okay I don't get it everybody get it okay I don't get it everybody around me you're like yeah but it's around me you're like yeah but it's around me you're like yeah but it's cooking you from within I'm like okay cooking you from within I'm like okay cooking you from within I'm like okay maybe it works maybe it does and I'm maybe it works maybe it does and I'm maybe it works maybe it does and I'm sure it does sure it does sure it does but when I sit in an infrared and I get but when I sit in an infrared and I get but when I sit in an infrared and I get in there it's like okay 20 30 minutes in there it's like okay 20 30 minutes in there it's like okay 20 30 minutes okay I think I'm sweating like you do okay I think I'm sweating like you do okay I think I'm sweating like you do not have that problem you get into that not have that problem you get into that not have that problem you get into that unit am I am I crazy like I know what unit am I am I crazy like I know what unit am I am I crazy like I know what you mean yeah because the heat is super you mean yeah because the heat is super you mean yeah because the heat is super dry and you're talking about the type of dry and you're talking about the type of dry and you're talking about the type of sauna where you put the rocks on it and sauna where you put the rocks on it and sauna where you put the rocks on it and stuff like that those are better I like stuff like that those are better I like stuff like that those are better I like the way those feel better I get to use the way those feel better I get to use the way those feel better I get to use an infrared SAA at this place uh in an infrared SAA at this place uh in an infrared SAA at this place uh in Sacramento called Asha there's goes up Sacramento called Asha there's goes up Sacramento called Asha there's goes up to 195 so I do sweat but I've also been to 195 so I do sweat but I've also been to 195 so I do sweat but I've also been in a like the SAA that you guys are in a like the SAA that you guys are in a like the SAA that you guys are talking about and it's it's different a
talking about and it's it's different a talking about and it's it's different a dry steam that's what they call it the dry steam that's what they call it the dry steam that's what they call it the stones you got a you got a bowl you do stones you got a you got a bowl you do stones you got a you got a bowl you do the water and it steams and it's hot and the water and it steams and it's hot and the water and it steams and it's hot and that's the thing is it's like really hot that's the thing is it's like really hot that's the thing is it's like really hot and what's what's amazing is I don't and what's what's amazing is I don't and what's what's amazing is I don't know if y'all have ever done contrast know if y'all have ever done contrast know if y'all have ever done contrast therapy there's a place that's pretty therapy there's a place that's pretty therapy there's a place that's pretty popular uh called optimize where they do popular uh called optimize where they do popular uh called optimize where they do essentially what we are is a private essentially what we are is a private essentially what we are is a private training facility with optimize in our training facility with optimize in our training facility with optimize in our facility so we have like essentially facility so we have like essentially facility so we have like essentially what they offer after each one of our what they offer after each one of our what they offer after each one of our strength training sessions and what I strength training sessions and what I strength training sessions and what I have found getting back to your earlier have found getting back to your earlier have found getting back to your earlier question question question if you do strength training and you do if you do strength training and you do contrast therapy closely together and contrast therapy closely together and contrast therapy closely together and this is you know to be determined this is you know to be determined this is you know to be determined research because I want to do it I'm research because I want to do it I'm research because I want to do it I'm going to do original research on this going to do original research on this going to do original research on this what I have found is that first off the what I have found is that first off the what I have found is that first off the benefits for weight loss for individuals benefits for weight loss for individuals benefits for weight loss for individuals who that is their goal doing this is the who that is their goal doing this is the who that is their goal doing this is the most efficient thing that I have ever most efficient thing that I have ever found how found how found how so again the research has to be done I so again the research has to be done I so again the research has to be done I have to now do it but what I have found have to now do it but what I have found have to now do it but what I have found is that doing contrast therapy finishes
is that doing contrast therapy finishes is that doing contrast therapy finishes off the workout and activ because when off the workout and activ because when off the workout and activ because when you get into the ice tub specifically I you get into the ice tub specifically I you get into the ice tub specifically I mean your metabolic rate when your heart mean your metabolic rate when your heart mean your metabolic rate when your heart gets going and you are I am teaching you gets going and you are I am teaching you gets going and you are I am teaching you the breathing techniques we are going the breathing techniques we are going the breathing techniques we are going through the meditational process we are through the meditational process we are through the meditational process we are doing everything we can to keep your doing everything we can to keep your doing everything we can to keep your sympathetic nervous system down which is sympathetic nervous system down which is sympathetic nervous system down which is hard enough coming off a hit workout but hard enough coming off a hit workout but hard enough coming off a hit workout but you're getting into the ice and now you're getting into the ice and now you're getting into the ice and now you're at a place where oh your body is you're at a place where oh your body is you're at a place where oh your body is it it's the you know you're overheating it it's the you know you're overheating it it's the you know you're overheating with the workout you're chilling in the with the workout you're chilling in the with the workout you're chilling in the ice and then you're heating again in the ice and then you're heating again in the ice and then you're heating again in the sauna doing that and again I I I need to sauna doing that and again I I I need to sauna doing that and again I I I need to do the research I'm so excited to do it do the research I'm so excited to do it do the research I'm so excited to do it but I have found my clients who have all but I have found my clients who have all but I have found my clients who have all like weight loss has been their thing like weight loss has been their thing like weight loss has been their thing since I started doing that it's changed since I started doing that it's changed since I started doing that it's changed everything and for injuries the removal everything and for injuries the removal everything and for injuries the removal of inflammation the toxins from the of inflammation the toxins from the of inflammation the toxins from the joints the ligaments the tendons that joints the ligaments the tendons that joints the ligaments the tendons that that would you know the cold is powerful that would you know the cold is powerful that would you know the cold is powerful I can absolutely get behind you on that I can absolutely get behind you on that I can absolutely get behind you on that um because whenever I have little um because whenever I have little um because whenever I have little nagging things or whatever I'll step nagging things or whatever I'll step nagging things or whatever I'll step into my cold Plunge at home literally into my cold Plunge at home literally into my cold Plunge at home literally I'll do it for 1 minute or 2 minutes I I'll do it for 1 minute or 2 minutes I I'll do it for 1 minute or 2 minutes I get out of it 30 minutes later when well
get out of it 30 minutes later when well get out of it 30 minutes later when well a few hours later I'm warmed up I just a few hours later I'm warmed up I just a few hours later I'm warmed up I just feel much better joints feel much better feel much better joints feel much better feel much better joints feel much better it's it's wild how many times do people it's it's wild how many times do people it's it's wild how many times do people go back and forth so that's a very good go back and forth so that's a very good go back and forth so that's a very good question I have found it it varies based question I have found it it varies based question I have found it it varies based on the individual some people like five on the individual some people like five on the individual some people like five five five uh my personal favorite I like five five uh my personal favorite I like five five uh my personal favorite I like 10 minutes cold 10 minutes hot I like 10 minutes cold 10 minutes hot I like 10 minutes cold 10 minutes hot I like straight up how cold is 10 minutes it's straight up how cold is 10 minutes it's straight up how cold is 10 minutes it's 34 to 37 degrees that's what our water 34 to 37 degrees that's what our water 34 to 37 degrees that's what our water stays at now that's my model and my stays at now that's my model and my stays at now that's my model and my model's a little extreme I I that's just model's a little extreme I I that's just model's a little extreme I I that's just me I I I like it I like the mental me I I I like it I like the mental me I I I like it I like the mental fortitude that you build by doing that fortitude that you build by doing that fortitude that you build by doing that as much as the physical and we could as much as the physical and we could as much as the physical and we could talk about that for an hour just the talk about that for an hour just the talk about that for an hour just the mental benefits of being able to enter mental benefits of being able to enter mental benefits of being able to enter that environment and overcome it it's a that environment and overcome it it's a that environment and overcome it it's a I mean people with anxiety depression I mean people with anxiety depression I mean people with anxiety depression insomnia people I've had cops with PTSD insomnia people I've had cops with PTSD insomnia people I've had cops with PTSD who have done this with me and I'm like who have done this with me and I'm like who have done this with me and I'm like hey man look I have this idea in my head hey man look I have this idea in my head hey man look I have this idea in my head that I think this might help you we need that I think this might help you we need that I think this might help you we need to try this out and just kind of do what to try this out and just kind of do what to try this out and just kind of do what I say and tell me if this helps you I say and tell me if this helps you I say and tell me if this helps you they've sworn by it it it the mental they've sworn by it it it the mental they've sworn by it it it the mental stuff on that is as powerful as the stuff on that is as powerful as the stuff on that is as powerful as the physical in my opinion from what I have
physical in my opinion from what I have physical in my opinion from what I have found but getting in that for 10 minutes found but getting in that for 10 minutes found but getting in that for 10 minutes means you have conquered the breathing means you have conquered the breathing means you have conquered the breathing meditation and the cold you you have meditation and the cold you you have meditation and the cold you you have overcome that and what I will do is now overcome that and what I will do is now overcome that and what I will do is now I'm at a place I actually lead classes I'm at a place I actually lead classes I'm at a place I actually lead classes through Tik Tok on our live platform through Tik Tok on our live platform through Tik Tok on our live platform while I'm in there yeah so I'll talk while I'm in there yeah so I'll talk while I'm in there yeah so I'll talk through like all right y'all you know through like all right y'all you know through like all right y'all you know this is going to the cold is not this is going to the cold is not this is going to the cold is not constant it's going to come in waves constant it's going to come in waves constant it's going to come in waves this is the first wave about three this is the first wave about three this is the first wave about three minutes and then I'm going to start to minutes and then I'm going to start to minutes and then I'm going to start to cool out start to get numb I'll feel all cool out start to get numb I'll feel all cool out start to get numb I'll feel all right and then the second wave will hit right and then the second wave will hit right and then the second wave will hit me and that is something that if you me and that is something that if you me and that is something that if you ever go 10 minutes and 10 minutes what ever go 10 minutes and 10 minutes what ever go 10 minutes and 10 minutes what you want is what I like to call you want is what I like to call you want is what I like to call Aftershock see after you do the cold Aftershock see after you do the cold Aftershock see after you do the cold your body is going to naturally want to your body is going to naturally want to your body is going to naturally want to get back to your normal body temperature get back to your normal body temperature get back to your normal body temperature and it's going to do that through vasal and it's going to do that through vasal and it's going to do that through vasal dilation pushing the blood back to your dilation pushing the blood back to your dilation pushing the blood back to your extremities after it left it's painful extremities after it left it's painful extremities after it left it's painful I've seen grown men cry it is a it is an I've seen grown men cry it is a it is an I've seen grown men cry it is a it is an overwhelming can be an overwhelming overwhelming can be an overwhelming overwhelming can be an overwhelming process painful in what way like your process painful in what way like your process painful in what way like your skin is uh you know feeling weird or is skin is uh you know feeling weird or is skin is uh you know feeling weird or is it like painful mentally more more than it like painful mentally more more than it like painful mentally more more than anything else Pat project family how's
anything else Pat project family how's anything else Pat project family how's it going I want to talk to you guys it going I want to talk to you guys it going I want to talk to you guys about within you supplements which is about within you supplements which is about within you supplements which is developed by Mark Bell the cool thing developed by Mark Bell the cool thing developed by Mark Bell the cool thing about within you is that it's not a about within you is that it's not a about within you is that it's not a crazy supplement line which has a crazy crazy supplement line which has a crazy crazy supplement line which has a crazy amount of unnecessary supplements they amount of unnecessary supplements they amount of unnecessary supplements they stick to what is necessary whey protein stick to what is necessary whey protein stick to what is necessary whey protein electrolytes and the electrolytes are electrolytes and the electrolytes are electrolytes and the electrolytes are dope because they have amino acids and dope because they have amino acids and dope because they have amino acids and they have zinc then there's fasting gum they have zinc then there's fasting gum they have zinc then there's fasting gum so we talk a lot about intermittent so we talk a lot about intermittent so we talk a lot about intermittent fasting on the podcast and this fasting fasting on the podcast and this fasting fasting on the podcast and this fasting gum has appenine Rudin and caffeine gum has appenine Rudin and caffeine gum has appenine Rudin and caffeine which can actually help you prolong a which can actually help you prolong a which can actually help you prolong a fast it's really freaking cool it was fast it's really freaking cool it was fast it's really freaking cool it was developed by Mark and Joel green who developed by Mark and Joel green who developed by Mark and Joel green who we've had on the podcast multiple times we've had on the podcast multiple times we've had on the podcast multiple times so you guys got to check it out Andrew so you guys got to check it out Andrew so you guys got to check it out Andrew how can they get it yes that's over at how can they get it yes that's over at how can they get it yes that's over at markbellslingshot.com and at checkout markbellslingshot.com and at checkout markbellslingshot.com and at checkout enter promo code power project 10 to enter promo code power project 10 to enter promo code power project 10 to save 10% off your entire order uh links save 10% off your entire order uh links save 10% off your entire order uh links to them down in the description as well to them down in the description as well to them down in the description as well as the podcast show notes very hard to as the podcast show notes very hard to as the podcast show notes very hard to describe is physic oh it's physical it's describe is physic oh it's physical it's describe is physic oh it's physical it's also it's weirdly emotional too you and also it's weirdly emotional too you and also it's weirdly emotional too you and and for me I've done it enough to where and for me I've done it enough to where and for me I've done it enough to where I you know it's like clockwork it's fine I you know it's like clockwork it's fine I you know it's like clockwork it's fine I I don't get I don't get any stress I I don't get I don't get any stress I I don't get I don't get any stress anxiety about it at all because I
anxiety about it at all because I anxiety about it at all because I understand the worst part of the whole understand the worst part of the whole understand the worst part of the whole ice bath is that 60 seconds before I get ice bath is that 60 seconds before I get ice bath is that 60 seconds before I get in I'm thinking about it my mind I'm in I'm thinking about it my mind I'm in I'm thinking about it my mind I'm getting I'm getting myself you know kind getting I'm getting myself you know kind getting I'm getting myself you know kind of ready and I'm getting myself kind of of ready and I'm getting myself kind of of ready and I'm getting myself kind of kind of amped up you just naturally kind of amped up you just naturally kind of amped up you just naturally there's nothing you can do your heart's there's nothing you can do your heart's there's nothing you can do your heart's already elevated just looking at the already elevated just looking at the already elevated just looking at the water but um what I have found is that water but um what I have found is that water but um what I have found is that uh I'm sorry what was your question uh I'm sorry what was your question uh I'm sorry what was your question again I lost I lost my train of thought again I lost I lost my train of thought again I lost I lost my train of thought I was just saying like uh what kind of I was just saying like uh what kind of I was just saying like uh what kind of pain pain physical or mental yes um pain pain physical or mental yes um pain pain physical or mental yes um physical is certainly the more of not so physical is certainly the more of not so physical is certainly the more of not so much your skin because you're kind of much your skin because you're kind of much your skin because you're kind of numb but as that circulation starts to numb but as that circulation starts to numb but as that circulation starts to happen and happen and happen and and it is a I understand that makes and it is a I understand that makes and it is a I understand that makes sense yeah it it's just it's sense yeah it it's just it's sense yeah it it's just it's overwhelming you feel you feel very overwhelming you feel you feel very overwhelming you feel you feel very first of all you are convulsing most first of all you are convulsing most first of all you are convulsing most likely you are you're you've been in the likely you are you're you've been in the likely you are you're you've been in the in the cold for that long you're in the cold for that long you're in the cold for that long you're shivering naturally once you get out the shivering naturally once you get out the shivering naturally once you get out the way I describe it it's like getting into way I describe it it's like getting into way I describe it it's like getting into the cold again cuz your body when you the cold again cuz your body when you the cold again cuz your body when you first get in that first 3 minutes is by first get in that first 3 minutes is by first get in that first 3 minutes is by far the most difficult I tell my clients far the most difficult I tell my clients far the most difficult I tell my clients if you can make a past 3 minutes you can if you can make a past 3 minutes you can if you can make a past 3 minutes you can get get to 10 minutes no problem you're
get get to 10 minutes no problem you're get get to 10 minutes no problem you're there I got to try that but if you go in there I got to try that but if you go in there I got to try that but if you go in and you do 10 minutes then you get out and you do 10 minutes then you get out and you do 10 minutes then you get out first minute or so out of the cold first minute or so out of the cold first minute or so out of the cold you're fine you're numb you don't feel you're fine you're numb you don't feel you're fine you're numb you don't feel anything as you start to recirculate and anything as you start to recirculate and anything as you start to recirculate and get your body back to normal temperature get your body back to normal temperature get your body back to normal temperature you start to feel like that first 3 you start to feel like that first 3 you start to feel like that first 3 minutes all over again cuz your body minutes all over again cuz your body minutes all over again cuz your body doesn't quite get am I cold am I hot and doesn't quite get am I cold am I hot and doesn't quite get am I cold am I hot and then you add the sauna in there as well then you add the sauna in there as well then you add the sauna in there as well now the sauna is actually kind of a now the sauna is actually kind of a now the sauna is actually kind of a Band-Aid it's beneficial for me and our Band-Aid it's beneficial for me and our Band-Aid it's beneficial for me and our process because our clients I mean a process because our clients I mean a process because our clients I mean a turnaround time for our sessions is turnaround time for our sessions is turnaround time for our sessions is about 70 minutes so that's not I mean about 70 minutes so that's not I mean about 70 minutes so that's not I mean that's a decent amount of time you got that's a decent amount of time you got that's a decent amount of time you got phase one training and then contrast phase one training and then contrast phase one training and then contrast therapy which is about 25 minutes if therapy which is about 25 minutes if therapy which is about 25 minutes if they do 10 and 10 the sauna is there to they do 10 and 10 the sauna is there to they do 10 and 10 the sauna is there to kind of get you cuz most people wouldn't kind of get you cuz most people wouldn't kind of get you cuz most people wouldn't be able to operate their car if you got be able to operate their car if you got be able to operate their car if you got into that ice bath for 10 minutes and into that ice bath for 10 minutes and into that ice bath for 10 minutes and you just got out and tried to leave you you just got out and tried to leave you you just got out and tried to leave you would probably crash your car like it's would probably crash your car like it's would probably crash your car like it's probably not safe oh I've had to do it probably not safe oh I've had to do it probably not safe oh I've had to do it one time one time I forgot to turn the one time one time I forgot to turn the one time one time I forgot to turn the sauna on and then I had to go and I was sauna on and then I had to go and I was sauna on and then I had to go and I was like in my car just like but uh the like in my car just like but uh the like in my car just like but uh the sauna helps kind of reset you you know
sauna helps kind of reset you you know sauna helps kind of reset you you know you won't even sweat 220 degrees after you won't even sweat 220 degrees after you won't even sweat 220 degrees after the ice bath you will not sweat you'll the ice bath you will not sweat you'll the ice bath you will not sweat you'll get in there you'll feel right and get in there you'll feel right and get in there you'll feel right and you'll leave P project family how's it you'll leave P project family how's it you'll leave P project family how's it going I hope you guys are enjoying the going I hope you guys are enjoying the going I hope you guys are enjoying the episode and I want to tell you sometimes episode and I want to tell you sometimes episode and I want to tell you sometimes when you're a lifter you need certain when you're a lifter you need certain when you're a lifter you need certain pieces of equipment that's going to help pieces of equipment that's going to help pieces of equipment that's going to help you perform a little better in the gym you perform a little better in the gym you perform a little better in the gym just like the hip circle is going to just like the hip circle is going to just like the hip circle is going to help warm up your hips knee sleeves are help warm up your hips knee sleeves are help warm up your hips knee sleeves are going to keep your knees warm when going to keep your knees warm when going to keep your knees warm when you're squatting the slingshots going to you're squatting the slingshots going to you're squatting the slingshots going to help you bench a little bit more but the help you bench a little bit more but the help you bench a little bit more but the cool thing is that Mark made all of this cool thing is that Mark made all of this cool thing is that Mark made all of this equipment when he was in the middle of equipment when he was in the middle of equipment when he was in the middle of his powerlifting career cuz he wanted his powerlifting career cuz he wanted his powerlifting career cuz he wanted equipment that could help him perform equipment that could help him perform equipment that could help him perform better as it can also help you perform better as it can also help you perform better as it can also help you perform better the cool thing is that all this better the cool thing is that all this better the cool thing is that all this equipment was made for lifters by equipment was made for lifters by equipment was made for lifters by lifters Andrew can you tell them how to lifters Andrew can you tell them how to lifters Andrew can you tell them how to get it yes that's over at get it yes that's over at get it yes that's over at markbellslingshot.com and at checkout to them down in the description as well as the podcast show notes I've done that as the podcast show notes I've done that as the podcast show notes I've done that before the uh this place has a cold and before the uh this place has a cold and before the uh this place has a cold and hot but I was curious um number one do hot but I was curious um number one do hot but I was curious um number one do you have these people take electrolytes you have these people take electrolytes you have these people take electrolytes cuz obviously they're sweating a lot cuz obviously they're sweating a lot cuz obviously they're sweating a lot after while they're in the sauna but after while they're in the sauna but after while they're in the sauna but secondly have you ever had the sensation secondly have you ever had the sensation secondly have you ever had the sensation of like airheaded or ligh headedness of like airheaded or ligh headedness of like airheaded or ligh headedness when you're doing contrast therapy what
when you're doing contrast therapy what when you're doing contrast therapy what happens sometimes is I'll go into the happens sometimes is I'll go into the happens sometimes is I'll go into the sonifer or whatever I'll get out I'll go sonifer or whatever I'll get out I'll go sonifer or whatever I'll get out I'll go to the cold plunge and when I get out of to the cold plunge and when I get out of to the cold plunge and when I get out of there it's almost like I want to faint there it's almost like I want to faint there it's almost like I want to faint like like literally I feel like H I just like like literally I feel like H I just like like literally I feel like H I just may pass out not because of like I've may pass out not because of like I've may pass out not because of like I've sweated or anything but I just feel like sweated or anything but I just feel like sweated or anything but I just feel like a lot of like airiness in my head I'm a lot of like airiness in my head I'm a lot of like airiness in my head I'm good but it feels unsafe when you when good but it feels unsafe when you when good but it feels unsafe when you when you when you feel this is it immediately you when you feel this is it immediately you when you feel this is it immediately when you get in or is it when you when when you get in or is it when you when when you get in or is it when you when when do you feel this sensation some when do you feel this sensation some when do you feel this sensation some okay so like it's random sometimes so okay so like it's random sometimes so okay so like it's random sometimes so I'll do the sauna I'll get out I'll go I'll do the sauna I'll get out I'll go I'll do the sauna I'll get out I'll go into the cold plunge you're starting into the cold plunge you're starting into the cold plunge you're starting with the sauna yeah no sometimes I start with the sauna yeah no sometimes I start with the sauna yeah no sometimes I start with the cold plunge and sauna but like with the cold plunge and sauna but like with the cold plunge and sauna but like when I I remember the last time when I when I I remember the last time when I when I I remember the last time when I did the sauna came out and that I went did the sauna came out and that I went did the sauna came out and that I went to the cold plunge around 3 or 4 minutes to the cold plunge around 3 or 4 minutes to the cold plunge around 3 or 4 minutes while I was in the cold plunge I was while I was in the cold plunge I was while I was in the cold plunge I was like I was looking at my heart rate it like I was looking at my heart rate it like I was looking at my heart rate it was really low and I was just like stay was really low and I was just like stay was really low and I was just like stay here in SAA stay here stay where right here in SAA stay here stay where right here in SAA stay here stay where right and I was like hm this is weird do you and I was like hm this is weird do you and I was like hm this is weird do you know what do you know what I'm talking know what do you know what I'm talking know what do you know what I'm talking about I know exactly what you're talking about I know exactly what you're talking about I know exactly what you're talking about what you know what the [ __ ] about what you know what the [ __ ] about what you know what the [ __ ] happening I honestly don't I honestly happening I honestly don't I honestly happening I honestly don't I honestly don't and you know why I honestly I did don't and you know why I honestly I did don't and you know why I honestly I did it a couple times I used to go cold hot
it a couple times I used to go cold hot it a couple times I used to go cold hot cold hot and I did what you did where I cold hot and I did what you did where I cold hot and I did what you did where I would go in the sauna you get myself cuz would go in the sauna you get myself cuz would go in the sauna you get myself cuz your again your heart is so so low your again your heart is so so low your again your heart is so so low beating so slowly because you're in the beating so slowly because you're in the beating so slowly because you're in the you're meditating in the sauna you're so you're meditating in the sauna you're so you're meditating in the sauna you're so hot you're overheated then you get out hot you're overheated then you get out hot you're overheated then you get out then you get into the ice and you don't then you get into the ice and you don't then you get into the ice and you don't even really feel it you you get in and even really feel it you you get in and even really feel it you you get in and you just like I started to I remember you just like I started to I remember you just like I started to I remember one time I did it at night and my tub is one time I did it at night and my tub is one time I did it at night and my tub is outside so I'm looking up the stars were outside so I'm looking up the stars were outside so I'm looking up the stars were going yeah like rolling I'm like okay going yeah like rolling I'm like okay going yeah like rolling I'm like okay this I'm I'm fine but I'm not about to this I'm I'm fine but I'm not about to this I'm I'm fine but I'm not about to let my clients do this in the back like let my clients do this in the back like let my clients do this in the back like I'm working with the next person no way I'm working with the next person no way I'm working with the next person no way so I don't I don't uh I don't do hot to so I don't I don't uh I don't do hot to so I don't I don't uh I don't do hot to cold I only let my clients do cold to cold I only let my clients do cold to cold I only let my clients do cold to hot okay because of that exact Reon hot okay because of that exact Reon hot okay because of that exact Reon you're right I'm not exactly sure what's you're right I'm not exactly sure what's you're right I'm not exactly sure what's happening but something happens when you happening but something happens when you happening but something happens when you go hot to cold as opposed to cold to hot go hot to cold as opposed to cold to hot go hot to cold as opposed to cold to hot yeah it's weird okay and you know I I yeah it's weird okay and you know I I yeah it's weird okay and you know I I try to preface my C because that same try to preface my C because that same try to preface my C because that same exact thing can happen when you get into exact thing can happen when you get into exact thing can happen when you get into the cold initially that shock Factor the cold initially that shock Factor the cold initially that shock Factor hits you so what I do is I teach my hits you so what I do is I teach my hits you so what I do is I teach my client it's the breathing patterns
client it's the breathing patterns client it's the breathing patterns that's oh he's got oh is that alive oh that's oh he's got oh is that alive oh that's oh he's got oh is that alive oh that's an old one man look how short my that's an old one man look how short my that's an old one man look how short my hair hair hair is sorry I was how short those shorts is sorry I was how short those shorts is sorry I was how short those shorts are my gosh we love short much shorter are my gosh we love short much shorter are my gosh we love short much shorter I've seen y'all guys you guys do the I've seen y'all guys you guys do the I've seen y'all guys you guys do the short shorts too that's awesome but uh short shorts too that's awesome but uh short shorts too that's awesome but uh oh boy I I couldn't find anything where oh boy I I couldn't find anything where oh boy I I couldn't find anything where you were in the sauna so I was trying to you were in the sauna so I was trying to you were in the sauna so I was trying to just find anything but there we go just find anything but there we go just find anything but there we go that's the yeah that's alive I think is that's the yeah that's alive I think is that's the yeah that's alive I think is that is that IG yeah yeah yeah but I that is that IG yeah yeah yeah but I that is that IG yeah yeah yeah but I think it might have been alive cuz it's think it might have been alive cuz it's think it might have been alive cuz it's it's longer than any of the other ones it's longer than any of the other ones it's longer than any of the other ones I'm imagining some of what's happening I'm imagining some of what's happening I'm imagining some of what's happening is like you know your blood pressure is like you know your blood pressure is like you know your blood pressure your um your blood sugar you know some your um your blood sugar you know some your um your blood sugar you know some of these things are probably shifting of these things are probably shifting of these things are probably shifting around quite a bit you just got done around quite a bit you just got done around quite a bit you just got done with with with exercise uh so who knows you know a lot exercise uh so who knows you know a lot exercise uh so who knows you know a lot of times people say that your glycogen of times people say that your glycogen of times people say that your glycogen is kind of depleted after a training is kind of depleted after a training is kind of depleted after a training session and maybe uh it's exacerbated session and maybe uh it's exacerbated session and maybe uh it's exacerbated when you go into a sauna and then go when you go into a sauna and then go when you go into a sauna and then go into the cold and and things like that into the cold and and things like that into the cold and and things like that but I would I imagine is happening in but I would I imagine is happening in but I would I imagine is happening in terms of body composition um you terms of body composition um you terms of body composition um you reporting that you've noticed uh some reporting that you've noticed uh some reporting that you've noticed uh some good changes with your clients I would
good changes with your clients I would good changes with your clients I would imagine it's just a further boost in in imagine it's just a further boost in in imagine it's just a further boost in in the metabolism in burning calories cuz the metabolism in burning calories cuz the metabolism in burning calories cuz we know that when you go into a a sauna we know that when you go into a a sauna we know that when you go into a a sauna that your heart rate does increase a bit that your heart rate does increase a bit that your heart rate does increase a bit and obvious I mean it's very obvious and obvious I mean it's very obvious and obvious I mean it's very obvious that when you go into cold your heart that when you go into cold your heart that when you go into cold your heart rate's going to increase so maybe it's rate's going to increase so maybe it's rate's going to increase so maybe it's just an opportunity for people to uh just an opportunity for people to uh just an opportunity for people to uh kind of almost absorb the stress of the kind of almost absorb the stress of the kind of almost absorb the stress of the workout in a in a more comfortable workout in a in a more comfortable workout in a in a more comfortable cleaner way I like if that makes sense cleaner way I like if that makes sense cleaner way I like if that makes sense like more more efficiency like like more more efficiency like like more more efficiency like people get all caught up with the people get all caught up with the people get all caught up with the calorie thing and we've circled the calorie thing and we've circled the calorie thing and we've circled the wagon 9,000 times on is a calorie is a wagon 9,000 times on is a calorie is a wagon 9,000 times on is a calorie is a calorie but what we found is that like calorie but what we found is that like calorie but what we found is that like there's certain calories that aren't there's certain calories that aren't there's certain calories that aren't used by the human body very efficiently used by the human body very efficiently used by the human body very efficiently uh for energy like protein so protein uh for energy like protein so protein uh for energy like protein so protein and fiber they get to be a little bit of and fiber they get to be a little bit of and fiber they get to be a little bit of uh not necessarily completely free I uh not necessarily completely free I uh not necessarily completely free I don't think but sure they definitely don't think but sure they definitely don't think but sure they definitely have a different caloric value than what have a different caloric value than what have a different caloric value than what they're currently assigned of you know they're currently assigned of you know they're currently assigned of you know four calories per gram or at least it four calories per gram or at least it four calories per gram or at least it kind of appears that way right and so I kind of appears that way right and so I kind of appears that way right and so I think with something like what you're
think with something like what you're think with something like what you're pointing out here is like maybe uh maybe pointing out here is like maybe uh maybe pointing out here is like maybe uh maybe this somehow just makes the workout a this somehow just makes the workout a this somehow just makes the workout a little bit more efficient or assist with little bit more efficient or assist with little bit more efficient or assist with recovery uh helps the body be a little recovery uh helps the body be a little recovery uh helps the body be a little bit more efficient with burning calories bit more efficient with burning calories bit more efficient with burning calories you know things of that nature but I I you know things of that nature but I I you know things of that nature but I I love when people like yourself are doing love when people like yourself are doing love when people like yourself are doing things like this and you're sharing the things like this and you're sharing the things like this and you're sharing the information but not necessarily saying information but not necessarily saying information but not necessarily saying hey man you're going to lose you know 8 hey man you're going to lose you know 8 hey man you're going to lose you know 8 l pounds of fat in 6 weeks and you got l pounds of fat in 6 weeks and you got l pounds of fat in 6 weeks and you got this program and and you're selling an this program and and you're selling an this program and and you're selling an ebook of hot and cold ebook of hot and cold ebook of hot and cold and and all this kind of stuff you're and and all this kind of stuff you're and and all this kind of stuff you're just saying look man this is what I do just saying look man this is what I do just saying look man this is what I do with people and I've noticed that it's with people and I've noticed that it's with people and I've noticed that it's working really well I'm not sure what's working really well I'm not sure what's working really well I'm not sure what's going on I'm not going to sit here and going on I'm not going to sit here and going on I'm not going to sit here and give you a bunch of Science and what I give you a bunch of Science and what I give you a bunch of Science and what I think but uh not yet I'm going to go think but uh not yet I'm going to go think but uh not yet I'm going to go test it and and see what it looks like test it and and see what it looks like test it and and see what it looks like oh I love it and P project family we oh I love it and P project family we oh I love it and P project family we appreciate you checking out this clip appreciate you checking out this clip appreciate you checking out this clip check out another one just just just go check out another one just just just go check out another one just just just go check out another one or comment down check out another one or comment down check out another one or comment down below and let us know what you liked below and let us know what you liked below and let us know what you liked about this one but we love you guys and about this one but we love you guys and about this one but we love you guys and we're going to keep bringing you the we're going to keep bringing you the we're going to keep bringing you the heat so comment subscribe and all that heat so comment subscribe and all that heat so comment subscribe and all that good stuff okay peace
Summary | Blog Post | YouTube Contrast Collective — A Wellness Ritual
Transcript auto-generated by YouTube. Verbatim — duplicates intentionally preserved.
Weight Loss, Inflammation, and the Case for Cold
After years of working with clients whose primary goal is body composition, one finding stands clearly above the rest. When strength training is paired immediately with contrast therapy, the combination is the most efficient approach to weight loss encountered across all methods tried in practice. The mechanism is thermal regulation: entering cold water immediately after training forces the body to maintain core temperature, extending the metabolic elevation of the workout well past the final set.
The body's effort to regulate temperature inside the cold is significant — and largely invisible to the person experiencing it. Heart rate rises. Circulation accelerates. The systems active during training continue working in the tub. For clients tracking body composition over weeks, this extended metabolic demand accumulates into results that training alone does not produce.
Cold immersion after exercise also extends the workout's hormonal environment. Norepinephrine — a catecholamine released under cold stress — sharpens alertness and focus while also acting as an anti-inflammatory signal in the bloodstream. The body, in working to maintain warmth, produces compounds that simultaneously aid recovery and performance. The cold and the workout become metabolically continuous.
For clients managing chronic injury, the anti-inflammatory effects carry equal weight. Cold immersion draws inflammation from joints, ligaments, and tendons — tissue that accumulates wear and rarely receives direct therapeutic attention. Even brief exposures of one to two minutes produce noticeable joint relief within hours rather than days. For someone who has been managing pain as a constant background condition, that speed of response changes the entire experience of recovery.
Coming off a high-intensity workout, the sympathetic nervous system remains active — the stress of exertion does not resolve the moment training ends. Entering cold water in that state without preparation can amplify that arousal rather than resolve it. Breathing techniques practiced during immersion are designed specifically to suppress sympathetic activation and begin the shift toward parasympathetic recovery, which supports deeper sleep, lower cortisol, and the cellular repair that makes training produce lasting adaptation.
The breathing work during immersion is the bridge between effort and recovery. Without it, the cold intensifies an already-elevated stress state. With it, the cold becomes a tool for deliberate decompression — and clients who practice this consistently describe not just physical recovery, but a quality of mental clarity and calm that carries through the rest of the day.
This is why contrast therapy, in this model, is never positioned as recovery separate from training. It is the final phase of training itself — the stage where the body transitions from exertion to adaptation, from acute stress to structural resilience. Clients who understand this framing engage with the cold differently. The discomfort is not an obstacle to endure after the session; it is the part of the session that determines what the session produces.
Stages of Cold: The Three-Minute Threshold and the Aftershock
Cold does not arrive as a single sensation — it arrives in waves. The first three minutes are the hardest. The body registers the temperature, the nervous system surges, and every instinct moves toward exit. Those first minutes require active management: controlled breathing, deliberate stillness, a decision to remain. Once numbness begins to set in, the experience shifts — and with the initial wave behind them, most practitioners find that reaching ten minutes requires less endurance than it does presence.
The 10/10 format — ten minutes cold, ten minutes sauna — forms the core of the contrast phase and the personal benchmark for this protocol. Within the session's 70-minute arc, this exchange plus transitions runs approximately 25 minutes. That efficiency is deliberate. Shorter exposures begin to approach the effects this protocol targets, but the threshold at which the full set of physiological and psychological adaptations unlocks is consistently reported at around ten minutes in the cold. The format exists because the duration earns it.
On exiting the cold after a full ten minutes, the Aftershock arrives. Vasodilation — the body's mechanism for restoring normal blood distribution after extended cold immersion — forces blood back to the extremities with speed and force. The hands tingle. The skin comes alive. The sensation is frequently described as re-entering the cold rather than leaving it: an overwhelming return of circulation that is simultaneously physical, neurological, and for many practitioners, intensely emotional.
if you can make it past 3 minutes, you can get to 10 minutes — no problem
It is not unusual for clients to be brought to complete stillness by the intensity of the Aftershock — or, in some cases, to tears. The sensation is not pain in any familiar sense; it is a rapid flood of feeling returning to tissue that was numbed and still. For those encountering it for the first time, having been told what to expect is different from experiencing it. Preparation helps; nothing fully substitutes for the moment itself.
The sauna following the cold immersion serves a practical and necessary function. The body, carrying a significant thermal debt after ten minutes at 34–37°F, will not sweat inside a 220°F sauna — it will simply reset. The heat closes the gap between the cold state and functional normality. Without it, that gap remains open, and the thermoregulatory system is left to recover without support.
Skipping the sauna after extended cold exposure is not a productivity shortcut — it is an impaired state. Coordination slows. Reaction time falters. A person who exits a full cold immersion without thermal recovery cannot operate at a reliable standard. The sauna is not the optional wellness element of the protocol; it is what makes the protocol safe to complete.
Mental Resilience and Knowing Your Limits
The physical benefits of contrast therapy are documented and felt quickly. The mental benefits take longer to articulate but are no less real. Clients managing anxiety, depression, insomnia, and PTSD have reported meaningful, consistent relief from regular practice. Cold immersion triggers a release of dopamine and norepinephrine that sharpens mood and focus, creating a neurochemical environment that supports emotional resilience — but the psychological dimension of the practice extends well beyond chemistry.
The hardest moment of any cold immersion is the sixty seconds before entry. Heart rate elevates just from looking at the water. The mind rehearses the discomfort, anticipates the cold, and generates a stress response before the body has encountered a single degree. This anticipatory activation — the physical reality of dread — is often more demanding than the immersion itself. Learning to enter anyway is where the mental training begins.
With repetition, the experience shifts. The mind adapts alongside the body, and regular practitioners describe the anticipatory dread dissolving into something closer to ritual — not indifference, but mastery. The same nervous system that once surged at the edge of the tub learns, over time, to approach the same challenge with stillness. That steadiness extends beyond the session; practitioners report carrying it into daily life.
Lightheadedness during sauna-to-cold transitions is real and worth understanding. A low heart rate after extended cold immersion can produce near-syncope on standing — a brief, disorienting drop in circulation reaching the brain. Recognizing that sensation early, sitting when it arrives, and resisting the impulse to force rapid transitions between thermal extremes are habits that keep the practice sustainable over time.
Electrolyte replenishment after sessions is essential. The sauna phase, even when visible sweating is suppressed by the thermal debt of the cold, still produces fluid and mineral loss that compounds with any prior training. Sodium, potassium, and magnesium all participate in the cellular processes that contrast therapy is designed to optimize. Neglecting replenishment undermines the very recovery the protocol produces.
the worst part of the whole ice bath is that 60 seconds before I get in — my heart's already elevated just looking at the water
The mental adaptation that consistent practice builds is not incidental to this protocol — it is one of its primary outputs. Building the capacity to enter a 34°F tub, to remain for ten minutes, and to emerge with stillness rather than stress is a form of training with no equivalent in conventional fitness. That capacity transfers. The equanimity built in the cold does not stay there.
