Bryan Johnson· Author
So I want to do a protocol and see can I stabilize that those dips that I usually experience in my lutil phase um with sauna.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
So I want to do a protocol and see can I stabilize that those dips that I usually experience in my lutil phase um with sauna.
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And I think you will see if you look at sauna that it will elevate your stress hormones, um, like cortisol. It will elevate your fasting blood sugar. And I've been experimenting with an aura ring. I have no association with them, but I definitely see my HRV go down, right?
And I'm even experimenting with an aura ring. I have no association with them, but I definitely see my HRV go down, right?
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.