ADAPTIVE CAPABILITIES OF THE CARDIOVASCULAR SYSTEM OF ADOLESCENTS LIVING IN THE CONDITIONS OF THE MIDDLE OB REGION
The analysis of parameters of heart rate variability, electrocardiogram, bicycle ergometry, hemodynamics in adolescents born and living in the conditions of the Middle Ob region was carried out. 432 adolescents aged from 13 to 16 years, belonging to the I and II health groups, were examined. The characteristic features of the adaptive capabilities of the cardiovascular system in adolescents of the northern region are shown.