From the best-selling author of The Story of the Human Body, this highly engaging, landmark natural history of exercise is "endlessly fascinating and full of surprises" (Bill Bryson), as it seeks to answer a fundamental question: Were you born to run or rest?If exercise is healthy (so good for you!), why do many people dislike or avoid it? These engaging stories and explanations will revolutionize the way you think about exercising—not to mention sitting, sleeping, sprinting, weight lifting, playing, fighting, walking, jogging, and even dancing.“Strikes a perfect balance of scholarship, wit, and enthusiasm.” —Bill Bryson, New York Times best-selling author of The Body• If we are born to walk and run, why do most of us take it easy whenever possible?• Does running ruin your knees?• Should we do weights, cardio, or high-intensity training?• Is sitting really the new smoking?• Can you lose weight by walking?• And how do we make sense of the conflicting, anxiety-inducing information about
