Research Database

242 results for "Adolescents"

Urban–Rural Contrasts in Fitness, Physical Activity, and Sedentary Behaviour in Adolescents

  • Published on 2012

Research considering physical activity (PA), physical inactivity and health outcomes among urban and rural youth has produced equivocal findings. This study examined PA, physical inactivity, sedentary behaviours and cardiorespiratory fitness (CRF) in adolescents from urban and rural communities in the Portuguese Midlands. The sample included 362 adolescents (165 males, 197 females) of 13–16 years ...


A Cluster-randomized Controlled Trial of Strategies to Increase Adolescents' Physical Activity and Motivation During Physical Education Lessons: The Motivating Active Learning in Physical Education (MALP) Trial

  • Published on 2012

Background The physical activity (PA) levels of many children and adolescents in Australia are currently insufficient to promote health benefits. Physical education (PE) programs aim to promote PA and reach nearly all school-aged children, but PA levels within PE lessons are often low. PE teachers may influence children's motivation to ...


Differences Between Weekday and Weekend Levels of Moderate-to-Vigorous Physical Activity in Thai Adolescents

  • Added on September 24, 2012

Attempts to reduce the decline in physical activity (PA) in adolescence have been the focus of many public health interventions. This study aimed to (1) determine differences in moderate-to-vigorous PA (MVPA) levels between weekdays and weekends and (2) identify adolescents meeting current PA guidelines (PAG). To meet these objectives, 186 Thai adolescents aged 13 ...


Leptin Predicts a Decline in Moderate to Vigorous Physical Activity in Minority Female Children at Risk for Obesity

  • Added on September 19, 2012

Summary Physical activity declines as children enter puberty. Leptin is cross-sectionally associated with physical activity, but there are conflicting findings on the magnitude and direction of this association. Leptin concentrations fluctuate during puberty, and may impact energy balance. Leptin predicts the decline in physical activity during the start of puberty ...




Recommended Levels of Physical Activity to Avoid Adiposity in Spanish Children

  • Added on September 7, 2012

Summary There is an association between adiposity levels and physical activity guidelines for adolescents. Achieving physical activity recommendations helps adolescents to prevent obesity status. This paper presents an association between physical activity levels and obesity status. This paper supports physical activity recommendations to avoid children's obesity levels. This paper emphasizes ...


Active Relatives and Health-Related Physical Fitness in European Adolescents: The HELENA Study

  • Added on August 21, 2012

High physical fitness in childhood and adolescence is positively associated with favourable health-related outcomes. Our aim was to examine the relationship between relatives' (father, mother, brother, sister, and best friend) physical activity engagement and encouragement on adolescents' physical fitness. Adolescents were part of the HELENA study, a multi-centre study conducted ...


Comparison of Three Generations of ActiGraph™ Activity Monitors in Children and Adolescents

  • Published on 2012

In this study, we evaluated agreement among three generations of ActiGraph™ accelerometers in children and adolescents. Twenty-nine participants (mean age = 14.2 ± 3.0 years) completed two laboratory-based activity sessions, each lasting 60 min. During each session, participants concurrently wore three different models of the ActiGraph™ accelerometers (GT1M, GT3X, GT3X+). Agreement among ...


Girls' Physical Activity Levels During Organized Sports in Australia

  • Added on July 26, 2012

Purpose The primary aim of this study was to objectively examine physical activity (PA) levels of girls during organized sport (OS), and to compare the levels between games and practices for the same participants. Secondary aims of this study were to document lesson context and coach behavior during practices and ...