Physical activity and health.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002320:Cardiovascular Physiological Phenomena; D002648:Child; D005260:Female; D006262:Health; D006266:Health Education; D006801:Humans; D008297:Male; D008603:Mental Health; D008875:Middle Aged; D009142:Musculoskeletal Physiological Phenomena; D009424:Nervous System Physiological Phenomena; D005082:Physical Exertion; D010809:Physical Fitness; D010827:Physiology; D011584:Psychology; D013177:Sports