Wim Hof is an athlete and extremophile daredevil nicknamed "The Iceman" for his feats of withstanding extreme weather conditions. The holder of more than 20 Guinness World Records, Wim attributes his endurance to specific meditation and breathing techniques. In this intriguing episode of Insights at the Edge, Tami Simon speaks with Wim about "The Wim Hof Method" of exercises, mindfulness techniques, and cold exposure, and how this regimen can shift our mental perspective as well as physical resilience. Wim describes the ways his practice dovetails with ancient Tibetan Buddhist inner fire meditation and how it alters body chemistry. Finally, Wim describes coldness as a noble force, asserting that by testing our physical limits we also gain a better understanding of the boundless capacities of the human spirit. (72 minutes) For more information about the Wim Hof Method, please visit wimhofmethod.com.