This report considers evidence for tracking of indicators of physical activity during childhood and adolescence, the transition from adolescence into adulthood, and adulthood. Tracking refers to the tendency of individuals to maintain their rank or position within a group over time. Longitudinal data for at least two points in time are necessary.…

This report itemizes the costs and consequences of sedentary living, providing cost reasons to fight a war on sedentary lifestyles. It begins by explaining that 70 percent of U.S. adults are sedentary (undertaking no leisure time physical activity or less than 30 minutes of physical activity per day), and it notes how sedentary living increases…

This paper categorizes the many benefits of physical activity, offering information concerning the type of dose necessary to get that benefit. In 2000, Health Canada and the United States Centers for Disease Control and Prevention, along with other agencies, sponsored a symposium to determine whether there was a dose-response relationship between…