The assessment of physical fitness.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002320:Cardiovascular Physiological Phenomena; D005080:Exercise Test; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010101:Oxygen Consumption; D010809:Physical Fitness; D012119:Respiration; D013177:Sports