Objective: To study the predictors of change in leisure time physical activity (LTPA) from
adolescence to young adulthood. Method: A nationally representative sample of 3,251 …

Background The purpose of this study was to show how participation in leisure-time physical
activity changes between ages 13 to 23, and to what extent engaging in specific types of …

Determining lifelong physical activity (PA) trajectories and their determinants is essential to
promote a physically active lifestyle throughout the life‐course. We aimed to identify PA …

PURPOSE:: The purpose of this prospective population-based study was to analyze
predictors of changes in physical activity (PA) levels from early to late adolescence …

Background Insufficient physical activity (PA) levels among adolescents and adults make
promoting PA a public health priority. Although most people exhibit low or decreasing levels …

Background Few studies have investigated factors that influence physical activity behavior
during the transition from adolescence to adulthood. This study explores the associations of …

Purpose A major research priority is the influence of childhood and adolescent physical
activity patterns on adult physical activity. The research in this area is inconsistent …

Background Physical inactivity has become a major public health problem and clear
educational differences in physical activity have been reported across Europe and USA. The …

ABSTRACT VAN MECHELEN, W., JWR TWISK, GB POST, J. SNEL, and HCG KEMPER.
Physical activity of young people: The Amsterdam longitudinal growth and health study …

Physical activity declines from childhood to adolescence. Affective factors may partially
account for this decline. The present study investigated whether within-person changes in …