Effect of interaction of frequency and intensity of training.
D000328:Adult; D001823:Body Composition; D002320:Cardiovascular Physiological Phenomena; D006339:Heart Rate; D006801:Humans; D008297:Male; D010806:Physical Education and Training / Q000379:methods*; D005082:Physical Exertion; D010809:Physical Fitness; D013997:Time Factors