Background: A unique biological shift in sleep cycles occurs during adolescence causing later sleep and wake times. This shift is not matched by a concurrent modification in school start times, resulting in sleep curtailment for a large majority of adolescents. Chronic inadequate sleep is associated with poor academic performance including…

Background: With the rise in childhood obesity, school policies related to nutrition and physical activity have been written and implemented. In this paper, we present a model to evaluate the degree to which state legislation for school health policies are implemented at the school level. Methods: Using Washington, DC's Healthy Schools Act (HSA)…

Background: Around 10% of adolescent students under 18 years have current asthma. Asthmatic adolescents smoke as much or more than non-asthmatic adolescents. We explored the association between exposure to mass media and social networks' influence with asthmatic student smoking, and variations of these exposures by sex. Methods: This study…

Background: Partnerships between school districts and community-based organizations to share school facilities during afterschool hours can be an effective strategy for increasing physical activity. However, the perceived cost of shared use has been noted as an important reason for restricting community access to schools. This study examined…

Background: The United States Department of Agriculture's (USDA) new nutrition standards for school meals include sweeping changes setting upper limits on calories served and limit milk offerings to low fat or fat-free and, if flavored, only fat-free. Milk processors are lowering the calories in flavored milks. As changes to milk impact…

Background: The purpose of this study is to compare the effectiveness of a national comprehensive teen pregnancy prevention (TPP) intervention to a national abstinence-only TPP intervention on middle school students' knowledge, attitudes, and behaviors related to teen sexual behaviors in a state with high teen birth rates. Methods: Pre- and…

Background: A good classroom environment can promote students' learning motivation and affect their academic efficacy and adaptation. This study compares the perceptions of Taiwanese middle school students regarding actual and preferred classroom environments and explores the association with sex and grade level. Methods: Data were collected using…

Background: The purpose of the study was to examine the effects of the "Yes You Can!" ("YYC") curriculum on sexual knowledge and behavioral intent of program participants. Methods: Participants included students ages 10-14 from schools in a northeast US urban area. "Yes You Can!" program lessons were designed to…

Background: This study examined the association of ever being bullied in school with suicide ideation (ever thinking about killing oneself) and ever seriously making a plan to kill oneself (suicide planning) among rural middle school adolescents. Methods: Using the US Centers for Disease Control and Prevention's Middle School Youth Risk Behavior…

Background: Taiwan has advocated health-promoting schools (HPS) since 2001 and established the Health-Promoting School Supporting Network (HPSSN) in 2005 to offer administrative support and consultation. Respondents' opinions about HPSSN and the relationship between these perceptions and HPS implementation were examined. Methods: In 2011, 800…

Background: Schools of low socioeconomic status (SES) tend to sell fewer healthy competitive foods/beverages. This study examined whether state competitive food laws may reduce such disparities. Methods: School administrators for fifth- and eighth grade reported foods and beverages sold in school. Index measures of the food/beverage environments…

Background: This study attempted to determine whether state laws regulating low nutrient, high energy-dense foods and beverages sold outside of the reimbursable school meals program (referred to as "competitive foods") are associated with children's weight status. Methods: We use the Classification of Laws Associated with School…

Background: Weight misperception has been documented among children although the impact on health risk behaviors is less understood, particularly among middle school students. The goals of this study were to describe sociodemographic differences in actual and perceived weight, correspondence between actual and perceived weight, and weight-related…

Background: Soyfoods provide healthful options for school breakfasts and lunches that are lower in saturated fat, cholesterol, fat, and calories and can help meet demands for vegetarian choices. Researchers tested acceptance of soy-based options substituted for popular lunch items with a diverse student population. Methods: Researchers conducted a…

Background: Curtailing childhood obesity is a public health imperative. Although multicomponent school-based programs reduce obesity among children, less is known about the implementation fidelity of these interventions. This study examines process evaluation findings for the Healthy, Energetic Ready, Outstanding, Enthusiastic, Schools (HEROES)…