Background: Evidence suggests physical activity (PA) levels decline as children age, with
levels lower for girls than boys. Consequently, many PA interventions have targeted schools …

Physical activity (PA) decreases during the transition from childhood to adolescence, with
larger declines observed in girls. School-based interventions are considered the most …

Background Childhood obesity is increasing globally, with widening inequalities by
socioeconomic status and sex. The aim of this study was to assess the efficacy of school …

Introduction Most adolescents do not meet physical activity (PA) recommendations,
especially girls. Physical inactivity has major physical and psychosocial deleterious effects …

Background In an attempt to improve children's physical activity levels governments have
introduced policies specifying the minimum time schools are to schedule physical activity …

Background Globally, just one in five adolescents meet physical activity guidelines and three-
quarters of the school day is spent sitting. It is unclear which types of school-based …

Purpose: To evaluate the effectiveness of Action Schools! BC at increasing PA during
provincial dissemination. Methods: Action Schools! BC is a flexible, whole school PA model …

Background Increased physical activity (PA) has been associated with a reduction in non-
communicable disease risk factors and outcomes. However, interventions to increase …

Background Physical activity levels decline markedly among girls during adolescence.
School-based interventions that are multi-component in nature, simultaneously targeting …

Background Regular engagement in physical activity (PA) provides children and young
people with numerous physical, psychological and social health benefits. PA levels decline …