Effects of calisthenics, jogging and swimming on middle-aged men.
D000328:Adult; D006173:Gymnastics; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010101:Oxygen Consumption; D005082:Physical Exertion; D011674:Pulse; D013550:Swimming; D013997:Time Factors