Research Database

338 results for "Sedentary Behavior"

Using the SenseCam to Improve Classifications of Sedentary Behavior in Free-Living Settings

  • Published on March, 2013

Background Studies have shown relationships between important health outcomes and sedentary behavior, independent of physical activity. There are known errors in tools employed to assess sedentary behavior. Studies of accelerometers have been limited to laboratory environments. Purpose To assess a broad range of sedentary behaviors in free-living adults using accelerometers ...


Physical Activity and Sedentary Behaviors in Postpartum Latinas: Madres para la Salud

  • Published on February, 2013

Purpose To describe the physical activity (PA) and sedentarybehaviors of postpartum Latinas who are overweight or obese prior to initiating Madres para la Salud, a social-support mediated walking intervention to promote postpartum weight loss. Methods 139 postpartum (13.6+/- 7.7 weeks since childbirth) women (age = 28.3 +/- 5.6 years and BMI = 29.7 +/- 3.5 kg[middle dot]...


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 ...


Longitudinal Sedentary Behavior Changes in Adolescents in Ho Chi Minh City

  • Published on March 2013

Background Sedentary behavior is associated with increased risk of chronic disease and sedentary behavior is increasing among adolescents. Data on changes in sedentary behavior in developing countries are limited. Purpose To describe 5-year longitudinal changes in nonschool sedentary hours among urban adolescents in Ho Chi Minh City, and to identify ...


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, ...


Objectively Measured Sedentary Behavior in Preschool Children: Comparison Between Montessori and Traditional Preschools

  • Published on January 3, 2013

Aim This study aimed to compare the levels of objectively-measured sedentary behavior in children attending Montessori preschools with those attending traditional preschools. Methods The participants in this study were preschool children aged 4 years old who were enrolled in Montessori and traditional preschools. The preschool children wore ActiGraph accelerometers. Accelerometers were ...



Gender Differences in Objectively Measured Physical Activity and Sedentary Time at School and Outside of School Hours in Finnish Children Aged 7 to 12 Years

  • Presented on 23 October 2012

Aim This study evaluated objectively measured physical activity and sedentary time among Finnish schoolaged children from grades 1 to 6 (ages 7 to 12 years) and compared the results between boys and girls, and between different age groups. Methods The study population consisted of 568 Finnish boys and girls from grades 1 to 6 (mean age 9.9 years, ...


Objectively Measured Sedentary Behavior is Associated With Body Mass Index, Independently of Physical Activity Levels, in School-Aged Portuguese Youth

  • Presented on 25 October 2012

Aim Some studies have analyzed the relation between sedentary behavior (SB) and body composition in children and adolescents. However most of the studies have used self-reported measures of SB and/or did not consider the potential confounding effect of physical activity in their analysis. The aim of this study was ...


Physical Activity Intensity, Sedentary Time and Body Composition in Preschoolers

  • Presented on 23 October 2012

Aim To examine the magnitude of associations between objectively-measured PA subcomponents and sedentary time with body composition in a large free-living population cohort of preschool children. Methods This was a cross-sectional study of 398 preschool children recruited from the Southampton Women's Survey. PA was measured by accelerometry and body composition by ...