[The effect of a rapid decrease in body weight and enriching rations with microelements on various functions of the athlete's body]

In athletes of high skills, a 5-percent decline of the body weight over 5 days by means of restricting water, fats and carbohydrates consumption was followed by reduced activity of ceruloplasmin and lysozyme of blood serum. After sauna attendance with a purpose of lessening the body weight, there was, along with a certain rise of the immunologic responsiveness of the body, a decrease in peroxidase activity, in the content of iron and copper in blood cells in the presence of appreciable losses of trace elements with sweat. Enrichment of the athletes' diets with trace elements combined with vitamins and bendasole hydrochloride in the course of sauna-induced body weight lessening not only prevented the negative alterations but also exerted a beneficial action on the function of certain body systems.