Health implications of obesity definitions and usage measurement of energy stores including Quetelet's index measurement of energy intake measurement of energy expenditure aetiology of obesity in man possibilities for the treatment of obesity practical treatment strategies investigation and treatment of grade III and grade II obesity management of grade I and grade 0 obesity management of obesity with non-insulin-dependent diabetes management of obesity with hypertension or hyperlipidaemia other diseases associated with obesity obesity in pregnancy management and prevention of obesity in children obesity and health education. Appendices: weight-reducing diet energy and protein content of common foods.