title: The human engine.
mesh_terms: D000293:Adolescent; D000328:Adult; D000332:Aerobiosis; D000367:Age Factors; D000693:Anaerobiosis; D001481:Basal Metabolism; D001790:Blood Physiological Phenomena; D001823:Body Composition; D002302:Cardiac Output; D002477:Cells / Q000378:metabolism; D004058:Diffusion; D005110:Extracellular Space / Q000378:metabolism; D005260:Female; D006321:Heart / Q000502:physiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007773:Lactates / Q000378:metabolism; D008168:Lung / Q000502:physiology; D008297:Male; D008660:Metabolism; D009132:Muscles / Q000378:metabolism; D010101:Oxygen Consumption; D005082:Physical Exertion; D012119:Respiration; D012737:Sex Factors; D013997:Time Factors
chemical_list: D007773:Lactates