Evidence suggests that regular exercise may help in the treatment or prevention of other chronic diseases. The control of type 2 diabetes, for example, is aided by regular exercise. This form of diabetes is a major health problem in which the patient shows elevated levels of blood sugar despite having acceptable levels of insulin, the hormone that normally clears the blood of excess sugar by facilitating its utilization by the body cells. Persons with this disease need to control their blood sugar, but not with insulin injections. Oral medications that lower blood sugar levels are available, but their usefulness has ...(100 of 5510 words)