Discover the evolutionary mind and body benefits of living at the edges of your comfort zone and reconnecting with the wild.

"Changes the way we think about the modern world and how everyday conveniences are eroding our understanding of what it mean to be human."-Richard Dorment, editor-in-chief, Men's Health
In many ways, we're more comfortable than ever before. But could our sheltered, temperature-controlled, overfed, underchallenged lives actually be the leading cause of many our most urgent physical and mental health issues? In this gripping investigation, award-winning journalist Michael Easter seeks out off-the-grid visionaries, disruptive genius researchers, and mind-body conditioning trailblazers who are unlocking the life-enhancing secrets of a counterintuitive solution: discomfort.

Easter's journey to understand our evolutionary need to be challenged takes him to meet the...