"The main thing is that sauna frequency is inversely associated with the risk of dementia and Alzheimer's disease, which means that the more you sauna, the lower your risk." In this interview with Jari Laukkanen, MD, Ph.D., Head of the Cardiology Department at the University of Eastern Finland, we explore his fascinating findings looking at the difference in brain health in men who frequently take a dry hot sauna compared to those who sauna less frequently. If these results came from a new pill, it would be called a miracle.