The first thing to know about cold plunging—the act of dunking yourself in frigid water for an extended period of time—is that it may induce total bliss, pure agony, or both. “It’s completely subjective,” says Justin Weiss, founder of Colorado cold plunge group Ice Church. What’s more definitive is that the practice is heating up thanks to its purported health benefits, including remedying chronic pain, inflammation, and post-workout soreness. (There are dangers, too, such as hypothermia and cold shock, so start slowly, don’t dunk alone, and make sure you have dry clothes and a place to warm up quickly.) Weiss battled fibromyalgia for years until he discovered cold immersion in 2015. “In a few days, my pain was melting away,” he says. But finding the right place to take a…
