We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePhysical fitness in childhood and adolescence: a powerful marker of health.AuthorsOrtega FB; Ruiz JR; Castillo MJ; Sjöström MPublicationInternational journal of obesity (2005), 2008, Vol 32, Issue 1, p1ISSN1476-5497Publication typearticleDOI10.1038/sj.ijo.0803774