Much attention is paid to the physiology of the CNS and the neuromuscular system , Thermoregulation and acclimatization , Biorhythms, hormonal regulation in physical activity , Other issues , Physical work , physiological changes in functional systems and organs under the influence of physical activity is given a characteristic of the state of the body when practicing various sports and physical fitness. The textbook is designed for students of colleges, departments of physical culture of universities and institutes of physical culture, medical universities, as well as coaches, sports doctors and other specialists. Textbook "Physiology of Physical Education and Sport" by Professor B. M. Smirnov and Professor V. and . Dubrovsky is written according to the new program and consists of three parts: the physiology of the mature organism, the peculiarities of the physiology of children and adolescents, and the actual sports physiology.