Summary: | Introduction. Nutrition is vital for both human health and condition, but in a special way, it is essential for proper physical and intellectual development during adolescence. Providing the body with essential nutrients, including vitamins and trace elements also affects the functioning of a young person in a school environment. There is the energetic value of food, as well the time and frequency of its consumption, which affects the effectiveness of nutrition. At the same time, the irregularities in nutrition lead to many disorders and diseases, including overweight, obesity, anemia, anorexia.
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