It may not be your cup of teat, but evidence links cold water immersion to living longer. After taking a deep dive, researchers know why: It enhances a critical cellular protective mechanism that promotes health and longevity.

Heat stroke is a dangerous condition that can sneak up on you if you get overheated and don’t take the time to cool off. Now, we’re finding that being overheated for too long can lead to specific danger for seniors… it can actually lower your body’s ability to clean out damaged cells that could lead to diseases like Parkinson’s and Alzheimer’s.