OBJECTIVE: We measured physical activity changes among 10-year-old British children
over 12 months and assessed biological and demographic determinants. METHODS …

Background: International data show that the majority of children and youth are not
sufficiently active. According to recent research, children who spend more time outdoors …

BACKGROUND: Physical activity is important for children's health, and identifying factors
associated with their physical activity is important for future interventions and public health …

Objectives To use a predominately objective measurement approach to assess and
describe:(1) the amount of time that children aged 10–13 years spend participating in …

By reviewing current research, this study aimed to identify the features of effective
intervention using a socio-ecological model to improve physical activity (PA) and reduce …

The school day provides youth several opportunistic time periods to be active. How active
youth are during these time periods or whether they engage in physical activity across …

Adolescence is a pivotal time for investing in both present and future health. Thus, it is
important to identify arenas for promoting positive adolescent health behaviors and …

Background: Schools have been identified as important settings for health promotion
through physical activity participation, particularly as children are insufficiently active for …

Physical activity, nutrition, and sedentary behaviour combine to influence the risk of
overweight among adolescents. This paper aims to identify psychosocial factors of different …

PURPOSE: This study examined covariation among changes in dietary, physical activity,
and sedentary behaviors over 12 months among adolescents participating in a health …