Objectively measured physical activity and longitudinal changes in adolescent body fatness: an observational cohort study

Summary Background The data regarding prospective associations between physical activity ( PA ) and adiposity in youth are inconsistent. Objective The objective of this study was to investigate associations between baseline levels of objectively measured PA and changes in adiposity over 2.5 years from mid‐to‐late adolescence. Methods This was an observational cohort study in 728 school students (43% boys) from C ambridgeshire, U nited K ingdom....