Background: While much is known about the overall levels of physical activity and sedentary
activity among youth, few studies have attempted to define clusters of such behaviors. The …

PURPOSE: To identify similar patterns of physical activity (PA) and sedentary behavior in
sixth-grade girls using cluster analysis; to determine which clusters of girls were associated …

Few studies have attempted to describe patterns of sedentary behavior among children and
examine how these relate to patterns of physical activity. A group of 2,494 youth aged 11–15 …

Objective: Reducing certain sedentary behaviors (eg, watching television, using a computer)
can be an effective weight loss strategy for youth. Knowledge about whether behaviors …

Background: We examined the covarying patterns of physical activity and sedentary
behaviors among adolescents and their long-term maintenance. Methods: Data came from …

Background: Low levels of physical activity and high levels of sedentary behavior during
adolescence are a cause for concern. Sociodemographic, developmental, environmental …

Background Clusters of adolescents differentiated by patterns of physical activity and
sedentary behavior (activity-related typologies) are common. Understanding both the …

Background: Few longitudinal studies of physical activity have included young children or
used nationally representative datasets. The purpose of the current study was to explore …

Abstract Background and Purpose: The main goal of this study was to address two
questions: How is physical activity affected by sedentary behavior (computer, television, and …

Objectives. Despite recognition of the important influence of environmental determinants on
physical activity patterns, minimal empirical research has been done to assess the impact of …