Variations in maximal oxygen intake with physical activity in middle-aged men.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001794:Blood Pressure; D001835:Body Weight; D002784:Cholesterol / Q000097:blood; D006339:Heart Rate; D006801:Humans; D007773:Lactates / Q000032:analysis; D008297:Male; D008875:Middle Aged; D010101:Oxygen Consumption; D005082:Physical Exertion; D012907:Smoking; D014797:Vital Capacity
D007773:Lactates; D002784:Cholesterol