In-school resistance training improves physical fitness in pubertal girls: a randomized controlled trial.

Following short-term and school-based RT intervention, a positive trend in physical fitness was observed in all three RT groups, and each RT modality exerted distinct effects.In order to better enhance physical activity levels and physical fitness in children and adolescents, many school programs have been implemented, including additional physical activity lesson, longer PE lesson [ 46 ], physical activity in class [ 47 ] and school break times [ 48 ].

also in 11,005 other papers

The three RT groups demonstrated trends toward increased muscle mass and decreased fat mass, though these changes did not reach statistical significance.

also in 111,027 other papers