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Do saunas reduce the risk of dementia? A look at the evidence

According to research conducted in Finland, men who use a sauna frequently—four to seven times per week—may have a significantly lower risk of dementia and Alzheimer's disease compared to those who use it only once a week. But beyond these promising observational studies, how and why **do saunas reduce the risk of dementia**? The connection involves complex physiological responses, including improved cardiovascular function, reduced inflammation, and the production of protective proteins.