Genetic limit of functional adaptability.
D000222:Adaptation, Physiological; D000328:Adult; D005260:Female; D005826:Genetics, Medical; D006339:Heart Rate; D006801:Humans; D008297:Male; D010101:Oxygen Consumption; D010806:Physical Education and Training; D005082:Physical Exertion; D011247:Pregnancy; D013147:Spirometry; D013178:Sports Medicine; D014427:Twins; D014797:Vital Capacity