Heat, over a lifetime
Well studied
Sauna
In a Finnish study of 2,315 men followed for about twenty years, those who used a sauna four to seven times a week had around 40 per cent lower risk of death from any cause than those who went once a week. It shows an association, not proof, in men, in traditional Finnish saunas. We say so.
Sources
Laukkanen T et al., 2015, JAMA Internal Medicine. Prospective cohort, 2,315 Finnish men, about 20 years.
Our reading: the Finnish heart data in plain numbers.






