Andrew Huberman· PhD
For deliberate cold exposure, *it doesn’t matter how you get cold as long as it’s uncomfortable but safe* (temp varies by person). Most studies were done with submersion in water to the neck, limbs, feet & hands in.
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The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
For deliberate cold exposure, *it doesn’t matter how you get cold as long as it’s uncomfortable but safe* (temp varies by person). Most studies were done with submersion in water to the neck, limbs, feet & hands in.
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Hundred percent, right? So that being said, I do think getting into an ice bath immediately after a hypertrophy session is getting pretty close to you just shouldn't have done the session. It is detrimental.
meaning that you are placing yourself into a cold environment on purpose in order to extract a particular set of benefits.
If you're going to embrace these practices, you want-- according to the literature, what you want to do is make it uncomfortably cold such that you really want to get out, but safe. You don't want to go into 30-degree water immediately. You can actually have a heart attack and die if you do that. So you want to progress gradually into the cold.
you can get cold in many ways so you can just head out for the one that gives you the most potent stressor which is