Bryan Johnson· Author
you could also do like contrast showers, there's been some interesting research on contrast showers, going hot and cold, hot cold. Um, and that might have some similar sort of like vascular exercise kind of effects.
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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.
you could also do like contrast showers, there's been some interesting research on contrast showers, going hot and cold, hot cold. Um, and that might have some similar sort of like vascular exercise kind of effects.
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Number two is I am making sure that we're doing contrast showers. So what is a contrast shower? Hot and then cold, hot