ABSTRACT
Purpose - to summarize data from the literature and own experience regarding the course of COVID-19 in children;to determine changes in tolerance to physical activity in children who have experienced COVID-19. The issue of long-term consequences of the transferred COVID-19 is increasingly being raise in connection with the pandemic of COVID-19. The problem of changes in the functional state of the body health and improving the quality of life of children who have infected COVID-19 is relevant. To analyze these parameters, it is advisable to use the assessment of tolerance to physical activity Tolerance to physical activity is a total indicator of the body's physiological capabilities, which allows you to assess the processes of oxygen consumption by the myocardium and myocardial reserves, which are important in the overall adaptation of the body. The «gold standard» of assessing tolerance to physical activity is the determination of the maximum VO2, and other indicators, the control of which in dynamics will allow the development of medical and rehabilitation measures aimed at the elimination of post-COVID symptoms. © 2022 by the Author(s).