Submaximal exercise with increased imspiratory resistance to breathing.
D000293:Adolescent; D000403:Airway Resistance; D006339:Heart Rate; D006801:Humans; D007040:Hypoventilation; D008297:Male; D010101:Oxygen Consumption; D005082:Physical Exertion; D011312:Pressure; D012123:Pulmonary Ventilation; D012119:Respiration; D013147:Spirometry; D013997:Time Factors