"Americans are losing the battle of the bulge because our bodies and brains are not hardwired to resist food--the very idea of it works against our biological imperative to survive. In [this book], Mann challenges assumptions--including those that make up the very foundation of the weight loss industry--about how diets work and why they fail. The result of more than two decades of research, it offers ... science and ... insights into the American obesity epidemic and our relationship with eating and food"-- Provided by publisher.