bIf 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.brbbrbStrikes a perfect balance of scholarship, wit, and enthusiasm. --Bill Bryson, iNew York Timesi best-selling author of iThe Bodyib pIf we are born to walk and run, why do most of us take it easy whenever possiblebrDoes running ruin your kneesbrShould we do weights, cardio, or high-intensity trainingbrIs sitting really the new smokingbrCan you lose weight by walkingbrAnd how do we make sense of the conflicting, anxiety-inducing information about rest, physical activity, and exercise with which we are bombarded pIn this myth-busting book, Daniel Lieberman, professor of human evolutionary biology at Harvard University and a pioneering researcher on the evolution of human physical activity, tells th