Relations between physical activity, sedentary time, and body fat from childhood to adolescence: Do they differ by sex?
Tonje Zahl-ThanemLars WichstrømSilje SteinsbekkPublished in: International journal of obesity (2005) (2022)
In boys, increased FMI predicted reduced PA and increased ST two years later from childhood to adolescence. The opposite direction of influence was evident from only ages 12-14. There were no prospective relationships between FMI and PA or ST among girls.