Susan Casey, formerly an Outside creative director and editor-in-chief of O, the Oprah Magazine, is the author of three books: The Devil’s Teeth, The Wave, and Voices in the Ocean. She lives in New York.
The Highly Effective Madness of Wim Hof
Wim Hof's teachings about breath work and the health benefits of cold plunges have attracted millions of followers who swear it has cured everything from depression to diabetes and makes them happier and stronger. Our writer traveled to Iceland (naturally) for a deep dive with the man and his methods.