Net heart rate as a substitute for respiratory calorimetry.
D000222:Adaptation, Physiological; D000367:Age Factors; D002151:Calorimetry; D005221:Fatigue; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D008660:Metabolism; D008722:Methods; D010101:Oxygen Consumption; D005082:Physical Exertion; D012119:Respiration; D012146:Rest; D012737:Sex Factors; D013223:Statistics as Topic; D013997:Time Factors