title: Physical activity in young children.
authors.forename: Ulf
authors.initials: U
authors.lastname: Ekelund
authors.forename: Søren
authors.initials: S
authors.lastname: Brage
authors.forename: Nicholas J
authors.initials: NJ
authors.lastname: Wareham
mesh_terms: D002652:Child Behavior / Q000502:physiology*; D002675:Child, Preschool; D004734:Energy Metabolism / Q000502:physiology; D006801:Humans; D008019:Life Style; D008297:Male; D009043:Motor Activity / Q000502:physiology*; D012016:Reference Values