Bryan Johnson· Author
Seems my body is starting to adapt now.
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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.
Seems my body is starting to adapt now.
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
I’m going to try to do this daily before bed this coming week to see if it’s real.
I was lights out for that 1hr nap. Woke up feeling it was 10/10 quality sleep.
And I think it is. And I I think if people don't want that type of adapt adaptation period, they can just slow it and delay it by easing themselves into sauna because really if you do it if you do it slowly like sauna is is very forgiving. Like you know I think most people a lot of people feel like they sleep better with sauna. So you're talking about sleeping worse but like a lot of the a lot of the clients I've worked with in the past they actually like sauna in
By week three, I'm feeling really good. No cramps, sleep is better, and I'm now in a rhythm.
4–7 sauna sessions per week, 20 minutes at 80°C+, reduce cardiovascular mortality risk by 40% over a decade.
Regular sauna use raises BDNF and improves verbal memory in older adults.
Sauna protocols only generate the longevity effect when sessions exceed 30 minutes.
Hot-tub bathing yields cardiovascular benefits comparable to traditional Finnish sauna at matched core-temp dose.