Andrew Huberman· PhD
So people that had a recent heart attack or have some rare kind of heart disease or problem. Elderly people prone to low blood pressure. Always talk to a physician before doing the sauna.
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We can't find evidence that holds up here. Proponents are reasoning from mechanism or analogy rather than direct human data, and the most credible skeptics raise objections we can't dismiss.
So people that had a recent heart attack or have some rare kind of heart disease or problem. Elderly people prone to low blood pressure. Always talk to a physician before doing the sauna.
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also elderly people that are prone to low blood pressure because it does have a significant effect on lowering blood pressure that's something that could potentially be a contraindication also people with recent myocardial infarction all this other stuff that I don't know too much about like and giant angina pectoris and severe aortic stenosis those are also considered to be contraindications
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.