This book offers a timely, comprehensive reference on obesity, which has been declared a worldwide epidemic by the World Health Organization. The new edition presents an in-depth treatise on the origins, prevention, and treatment of obesity. Divided into eight exhaustive sections, it includes several new chapters on food addiction; stress; nutritional epigenomics; cardiovascular dysfunction and hypertension; joint pain; bone health and osteoarthritis; obesity and dieting; exercise physiology; new supplements to combat obesity; and new directions in childhood obesity research.