A systematic review and meta-analysis of interventions designed to increase moderate-to-vigorous physical activity in school physical education lessons

Physical education (PE) that allows students to engage in moderate-to-vigorous physical activity (MVPA) can play an important role in health promotion. Unfortunately, MVPA levels in PE lessons are often very low. In this review, we aimed to determine the effectiveness of interventions designed to increase the proportion of PE lesson time that students spend in MVPA. In March 2012, we searched electronic databases for intervention studies that...