A New York Times Sports and Fitness Bestseller “The definitive tour through a bewildering jungle of…claims that compose a multibillion-dollar recovery indus

The first comprehensive, practical exploration of the art and science of athletic rest from a certified cycling, triathlon, and running coach. If you’ve hit a

A New York Times Most Anticipated Book of the Summer A taboo-busting romp through the shame, stink, and strange science of sweating. Sweating may be one of our

We live in a world where there is a new fad diet, superfood, supplement or nutrition theory every month. There are so many tricks to optimizing workouts, peak p

A bold and revolutionary perspective on the science and cultural history of menstruation Menstruation is something half the world does for a week at a time, for