Unlock the evolutionary mind and body benefits of engaging with nature, leaning into boredom, and taking on hard physical challenges. In this bold call to action that blends the latest in health science with adventure writing, health and outdoors journalist Michael Easter investigates how our soft, temperature-controlled, overfed, under-challenged lives are actually killing us, and argues that only by becoming comfortable with discomfort can we become mentally sharper, physically harder, and spiritually sounder. Easter's exploration takes him around the world to interview many of today's leading scientists and rewilding experts. He travels to an Icelandic genetic lab that has uncovered a gene that makes us harder to kill, the mystical country of Bhutan to study what death