We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleOne-Year Changes in Activity and in Inactivity Among 10- to 15-Year-Old Boys and Girls: Relationship to Change in Body Mass IndexAuthorsBerkey, Catherine S.; Rockett, Helaine R. H.; Gillman, Matthew W.; Colditz, Graham A.PublicationPediatrics, 2003, Vol 111, Issue 4, p836ISSN0031-4005Publication typearticleDOI10.1542/peds.111.4.836