Background Evidence suggests that physical self-concept is associated with physical activity
in children and adolescents, but no systematic review of this literature has been conducted …

Social support from parents serves as one of the primary influences of youth physical activity—
related behaviors. A systematic review was conducted on the relationship of parental social …

Background In recent years, there has been a decline in physical activity among adults.
Motivation has been shown to be a crucial factor in maintaining physical activity. The …

Adolescent girls have been targeted as a priority group for promoting physical activity levels
however it is unclear how this can be achieved. There is some evidence to suggest that …

OBJECTIVES: To examine parental influences on youth physical activity (PA). It has been
noted in several reviews that the correlates of different types and intensities of PA need to be …

Obesogenic environments are thought to underlie the increased obesity prevalence
observed in youth during the past decades. Understanding the environmental factors that …

School represents a suitable setting for intervention programmes aiming to promote physical
activity to benefit health. During the school day, physical education and school playtime offer …

Background: Many adolescent girls have low levels of physical activity and participation
declines with age. This review identifies recent correlates of physical activity in adolescent …

Objective: To examine provider and type variation in social support (SS) for activity.
Methods: Three hundred sixty-three fifth to eighth-grade students completed a questionnaire …

Background: Physical activity (PA) declines as adolescents get older, and the motivational
determinants of PA warrant further investigation. The purposes of this study were to …