Andrew Huberman· PhD
Through the circuit that I described earlier, activates neurons in the POA, the preoptic area, which in turn activates mechanisms in your autonomic nervous system, like vasodilation.
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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.
Through the circuit that I described earlier, activates neurons in the POA, the preoptic area, which in turn activates mechanisms in your autonomic nervous system, like vasodilation.
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.
obviously the sauna the heat itself does does affect you know blood flow plasma volume all that stuff is changed
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.