I'm using dry sauna because the full benefit profile is broader, not just HSP activation.
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.
I'm using dry sauna because the full benefit profile is broader, not just HSP activation.
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both of those you know forms of heat stress have been shown to increase um you know heat shock proteins which is sort of a biomarker of heat stress
Triggering beneficial homeostatic cellular responses like heat shock response
I think hot bath can be very similar in terms of provoking a useful heat stress response.
However, the broader heat shock response, which underlies many benefits of sauna use, is conserved across different heat sources such as hot baths and wet or dry saunas.
However, the broader heat shock response, which underlies many benefits of sauna use, is conserved across different heat sources such as hot baths and wet or dry saunas.
I believe the benefits of a sauna, primarily driven by activating the heat shock response, are likely replicable in steam rooms and even hot baths.
The 'heat shock response' is pretty accessible to most people, even if their gym doesn't have a strictly traditional sauna...
HSPs are robustly increased after sauna & also increase lifespan in worms/flies/humans.
hot baths have also been shown to increase some of these biomarkers like heat Shack proteins that sauna has and I really think that's a really a good um you know the fact that it's able to increase some of the same biomarkers to me signals that maybe hot baths or any sort of modality that's really increasing your heart rate that's making you hot is something that's going to be beneficial as well
Part of the adaptive response is an increase in something called heat shock proteins.
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.