Knowledge in nutrition and exercise physiology has reached a level where dietary recommendations can be made for particular needs of particular athletes. This book is written for active people of any age, male or female, casual participant, amateur or professional, and for those dealing with athletes--dieticians, coaches, trainers, and parents. Basic dietary principles are discussed and guides given for concerns particular to athletes, such as pre-game and competition dietary requirements, special energy demands, the needs of elementary school athletes, and fitness for older athletes. Summaries of specific dietary factors are given for basketball, swimming, crew, tennis, wrestling, and ten other sports. Six appendices are included giving U.S. recommended daily allowances, basic diet menus, weight loss graphs, information on skin-fold measurements, statements on heat injuries and distance running, and participation in sports by women. (MB)