THE RESPONSE OF CARDIOVASCULAR SYSTEM OF SPORTSMEN-SWIMMERS AND NONTRAINED TEENAGERS OF SYKTYVKAR TO SUBMAXIMAL WORKLOAD
The functional condition of cardiovascular and respiratory systems of young sportsmen-swimmers and nontrained teenagers has been investigated. The reduction of functional reserves of cardiorespiratory system of nontrained teenagers is shown. In the competition stage of an annual training process the quantity and capacity of physical activity achieve their maximum. In this period in sportsmen the intensification of respiratory function and high intensity of cardiovascular system are revealed, that provide an adequate response of functional cardiovascular system of a trained organism to workloads.