Popular Mechanics Why a Curveball Curves: New & Improved Edition: The Incredible Science of Sports

An absorbing and enlightening inside look at sports secrets?now in an updated and expanded edition! What makes an athlete successful? Why do some players excel? In this new, expanded edition, the experts at Popular Mechanics, along with top athletes, coaches, and sports journalists, explore the science behind everything from the perfect curveball and Phelpss kick to gene doping.