They come to realise that they have more control over their bodies than they imagined. Exercises have a beneficial effect on the course and severity of many diseases. Low BP can also be raised. High cholestrol levels which are a major risk factor in heart attack and stroke are reduced by regular exercise. Heart attack is more common in those with sedentary habits.
Loss of weight helps prevent and treat diabetes.
Mild diabetes is often controlled by diet and exercise which is much preferred in the elderly rather than management by drugs. As one grows older the bones become weak and brittle, especially in women after menopause. This and other age related changes make the elderly prone to falls . Regular physical exercise, not only increases the muscle tone but also helps the bones retain calcium and remain strong, reducing the incidence of fractures. Studies have shown that cancer of the large intestines is greater in those who are not physically active.