Purpose: The purpose of this study was to objectively assess levels of physical activity (PA) and sedentary behavior (SB) of Chinese city children and youth aged 9 to 17 years old using accelerometers and to examine their differences by gender, age, grade, and weight status. Method: The PA and SB of 2,163 students in 4th grade through 11th grade…

Objective: To examine the relationship between stores selling calorie-dense food near schools and student obesity risk, with the hypothesis that high availability predicts increased risk. Methods: Mail surveys determined height, weight, and calorie-dense food consumption for 552 students at 11 Maine high schools. Driving distance from all food…

The New York State Physical Education Learning Standards for K-12 students were transformed into a survey administered to a sample of teachers of physical education (N = 261), ascertaining their ratings of their knowledge, ability/skill, education/training, and attitudes on the importance of future professionals receiving training to teach…

Background: Childhood obesity has been linked with other persistent health problems, but research is just beginning to examine its relationship with academic performance. This article tracks students longitudinally to examine the ways student physical fitness and changes in fitness align with school performance. Methods: Using matched…

The past decade's research on the use and effects of older (television, music, movies, magazines) and newer media (the Internet, cell phones, social networking) on adolescents' health and well-being is reviewed. A portrait of patterns of use of the media is provided and then the predictors and effects of those patterns on adolescents' mental…

Background: Competitive foods and beverages are available on most US school campuses. States and school districts are adopting nutrition standards to regulate these products, but few studies have reported on the extent to which schools are able to adhere to competitive regulations. The purpose of this study was to describe the extent to which…

Child obesity research has generally not examined multiple layers of parent-child relationships during weight-related activities such as feeding, eating and play. A literature review was conducted to locate empirical studies that measured parent-child interactions and child eating and child weight variables; five papers met the inclusion criteria…

A large national study of schoolchildren aged 6-18 years was conducted to assess nutritional and socio-cognitive factors associated with body mass index (BMI). A questionnaire was used to assess nutritional quality of breakfast, importance of physical activity and food variety score, among 4441 students from randomly selected schools in all states…