SKIN AND SUN: CLINICAL MANIFESTATIONS AND MODERN PREVENTION PHOTODERMATOSES
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Unlike other organs and systems of the body, the skin is directly exposed to a variety of unfavorable environmental factors media, one of which is ultraviolet(UV) radiation. In the 1940s, thanks to legislation Coco Chanel's fashion vest, tan is firmly in vogue, becoming a symbol of well-being, success, beauty and health. It has been shown that in adequate doses solar rays have a positive effect on the body human: stimulate the production of hemoglobin; start cabins for the synthesis of vitamin D, which is especially important during pregnancy to prevent rickets in fetus and in old age for the prevention of osteopore; activate metabolism, providing general strengthening action; have antidepressant action (activate through the optic nerves of the zone hypothalamus); improve the function of the internal glands secretions. However, frequent and excessive use sunbathing leads to the development of a number of pathological skin changes.