The article presents brief review of impact of inadequate physical activity on development of non-communicable diseases. The low physical activity is among top five most significant factors of premature death and is the cause of more than 20% of cases of diabetes mellitus II and chronic cardiovascular diseases. The article considers mode of assessing intensity of physical activity based on using metabolic equivalent. The effect of hypodynamia on development of obesity, diseases of musculoskeletal system, diabetes mellitus II, cardio-vascular and oncological diseases is considered. The relationship between inadequate physical activity and population mental health is considered too.
Keywords: exercise; hypodynamia; physical activity; risk factor.