This encyclopedia explores exercise and physical activity from a variety of angles, including anatomy and exercise science, health benefits and risks, the wide array of sports and recreational activities available, and the sociocultural context of physical fitness. Exercise and Physical Activity: From Health Benefits to Fitness Crazes is a one-volume encyclopedia featuring more than 200 entries that cover a multitude of exercise-related topics. Content is divided across five broad themes: anatomy, exercise science, sports and activities, health benefits and risks, and exercise and society. The anatomy theme includes entries on all the major skeletal muscle groups and associated connective tissues. Within the exercise science theme, entries focus on topics within the fields of physiology, kinesiology, and sports psychology. Profiles of more than 70 sports and recreational activities are included. Entries under the theme of health benefits and risks explore the effects of exercise on many of the body's physiological processes and related systems, as well as specific sports-related injuries. Exercise and society entries profile influential individuals and organizations, as well as fitness trends. Together, these themes support a holistic understanding of exercise, encompassing both the theoretical and the practical.