Physical health and mental health are inseparable. Daily exercise is important for gaining, reducing, or maintaining weight. Physical activities are fundamental for energy balance, and weight control.
These are important lifestyle related health determinants. Low levels of physical activity pose the greatest public health problems in India and many countries around the world.
Many lifestyle diseases today are because of lack of physical activities. Physical activity for a longer duration leads to deterioration of the essential body functions. A 20–30 per cent increased risk in all-cause mortality was seen in people with insufficient physical activity as compared to those who were involved in at least 150 minutes of moderateintensity physical activity each week. (WHO, 2010).
Physical activity leads to maintenance or improvement in the functioning of the organs. It provides essential stimuli for most organs of the human body, in order to develop and maintain their structures and functions of life.
Physical activity is a key determinant of energy, balance, and weight control. The beneficial effects of physical activity go beyond controlling excess body weight. It reduces the risk for cardiovascular diseases, diabetes, blood pressure, and cancer. It improves the level of high density lipo protein cholesterol, improves the control of blood glucose in overweight people, even without significant weight loss.