title: Re: "Cardiorespiratory fitness levels among us adults 20-49 years of age: findings from the 1999-2004 National Health and Nutrition Examination Survey".
authors.forename: Francisco B
authors.initials: FB
authors.lastname: Ortega
authors.forename: Enrique G
authors.initials: EG
authors.lastname: Artero
mesh_terms: D000293:Adolescent; D000328:Adult; D001823:Body Composition / Q000502:physiology; D002320:Cardiovascular Physiological Phenomena; D006801:Humans; D009765:Obesity / Q000503:physiopathology; D010101:Oxygen Consumption / Q000502:physiology; D010809:Physical Fitness / Q000502:physiology*; D055815:Young Adult