Overeating, a sedentary lifestyle, endocrine diseases and some other reasons can lead to metabolic disorders and subsequently to excess fat deposition in the subcutaneous tissue, omentum and other tissues of the body. A similar phenomenon in medicine is called obesity. The main method of combating this phenomenon is diet, that is, limiting the caloric content of food taken by reducing the amount of fats and carbohydrates. An additional means of combating obesity is to increase muscle activity. In other words, a more active lifestyle, especially if the job is sedentary. This could be various physical exercises, swimming, running or regular walking. In some cases, for example with endocrine disorders, special treatment is used. This book describes in sufficient detail the causes of obesity and ways to combat it through therapeutic nutrition.