Walking, bicycling, and dancing can also strengthen your heart, if you do them briskly for at least 30 minutes, three or four times a week. Nearly half of American youths aged 12-21 years are not vigorously active on a regular basis. About 14 percent of young people report no recent physical activity. Participation in all types physical activity declines strikingly as age or grade in school increases. Only 19 percent of all high school students are active for 20 minutes or more, five days a week, in physical education classes.
Most people are aware of the stress release from proper exercise.
Helps build and maintain healthy bones, muscles, and joints. Helps control weight, build lean muscle, and reduce fat. Prevents or delays the development of high blood pressure and helps reduce blood pressure in some adolescents with hypertension. Regular physical activity that is performed on most days of the week reduces the risk of developing or dying from some of the leading causes of illness and death in the United States. Reduces the risk of dying prematurely.