title: Physical activity in youth.
authors.affiliation: Department of Public Health Sciences & EpidemIology University of Hawaii, Manoa, USA.
authors.forename: Claudio
authors.initials: C
authors.lastname: Nigg
authors.forename: Katherine
authors.initials: K
authors.lastname: Richards
mesh_terms: D000293:Adolescent; D002648:Child; D015444:Exercise / Q000502:physiology*; D006254:Hawaii / Q000453:epidemiology; D015438:Health Behavior; D006801:Humans; D009043:Motor Activity; D009765:Obesity / Q000453:epidemiology / Q000517:prevention & control