Research Database

246 results for "Activity and Environment"

The independent associations of sedentary behaviour and physical activity on cardiorespiratory fitness

  • Published on February, 2013

Background During childhood and adolescence, both physical activity (PA) and sedentary behaviour seem to influence cardiorespiratory fitness (CRF); however, the combined association of PA and sedentary behaviour remains to be understood. We analysed the combined association of objectively measured sedentary behaviour and moderate-to-vigorous intensity PA (MVPA) on CRF in Portuguese ...


Increasing physical activity in young primary school children — it's child's play: A cluster randomised controlled trial

  • Published on May 2013

Objective To explore the effects of an innovative school-based intervention for increasing physical activity. Methods 226 children (5–7 years old) randomly selected from 12 Australian primary schools were recruited to a cluster randomised trial with schools randomly allocated to intervention or control conditions. The 13-week intervention comprised: (1) altering the school playground by introducing ...


Changes in Physical Activity Following Boston’s “Active School Day” Policy Interventions

  • Presented on February 26 2013

Background and Purpose Building on interventions promoting active physical education (PE) and other strategies, school districts and states have initiated policies and programs to improve physical activity levels. in March 2010, the Boston Public Health Commission received Communities Putting Prevention to Work (CPPW) funding. in one initiative, the Boston Public Schools (...


School Practices, Economic Disparities, and Objectively Measured MVPA during School in Children Aged 8-13

  • Presented on February 26 2013

Background and Purpose Schools are an important setting for providing physical activity opportunities, but children's physical activity varies drastically across schools. Identifying specific school practices that are related to children's physical activity during school could inform policies and interventions. Objectives To investigate the relation of elementary school physical activity practices ...



Sex Moderates the Associations Between Perceptions of the Physical and Social Environment with Physical Activity in Youth

  • Presented on February 26 2013

Background and Purpose Youth across the United States are insufficiently active. Emerging literature has identified numerous perceived correlates of physical activity in youth but many studies rely on associations with self-reported physical activity. However, a recent review of studies utilizing perceived environmental correlates and objectively-measured physical activity in youth concluded ...


Differences in Adults’ Sedentary and Physical Activity Levels Across Social and Physical Contexts: An Ecological Momentary Assessment and Accelerometer Study

  • Presented on February 26 2013

Background and Purpose Research has shown that features of the home, work, and neighborhood environments are associated with sedentary and physical activity in adults. However, little is known about the extent to which objectively measured levels of sedentary and physical activity differ across these settings. According to behavior setting theory, ...


A Preliminary Study of Park Availability, Awareness and Use in Children: Combining GIS, GPS, Accelerometer and Self-Report Methods

  • Presented on February 26 2013

Background and Purpose A growing body of research has linked children‘s physical activity to neighborhood built environmental characteristics. in particular, neighborhood parks and open spaces have garnered much research attention for the opportunities they provide children to engage in physical activity. Studies in this area typically investigate the availability ...



Comparison of Pedometer and Accelerometer Activity Levels Among Fourth and Fifth Grade Students During the School Day

  • Presented on February 26, 2013

Background and Purpose Pedometers are popular, relatively inexpensive tools for objectively measuring physical activity. Pedometers have been used in schools to estimate and monitor student physical activity levels. A few studies have provided mixed evidence demonstrating the validity of pedometers for measuring physical activity levels, and several have suggested pedometer ...