It is increasingly argued that the effectiveness of health promotion interventions should be measured to inform policy and practice. The randomized controlled trial (RCT) continues to be regarded as the "gold standard" of health services research but health promotion practitioners have raised concerns about the RCT's appropriateness for evaluating…

Studies have shown that the effectiveness of programs or curricula may depend in part on who delivers the material. In adolescent health education programs, peer leaders are often recruited to implement programs because they are more persuasive to other adolescents than adults. Teachers also systematically vary how groups are constructed in…

By creating a sense of familiarity with tobacco, cigarette advertising and bold packaging displays in stores where children often visit may help to pre-dispose them to smoking. A total of 605 ninth-grade students were randomly allocated to view a photograph of a typical convenience store point-of-sale which had been digitally manipulated to show…

Exercise has an important role to play in the prevention of child and adolescent obesity. Recent school-based interventions have struggled to achieve meaningful and lasting changes to exercise levels. Theorists have suggested that this may, in part, be due to the failure to incorporate psychosocial mediators as they relate to behaviour change.…

This is a comprehensive review of policies and research regarding body mass index (BMI) screening in schools in the United Kingdom and the United States. Although there are potential benefits to conducting screenings in schools, there is also the potential to do harm to the children who are identified as overweight. School administrators need to…

Physical activity levels begin to decline in childhood and continue falling throughout adolescence, with girls being at greatest risk for inactivity. Schools are ideal settings for helping girls develop and maintain a physically active lifestyle. This paper describes the design and implementation of "Lifestyle Education for Activity Program", or…

The purpose of this paper is to critically reflect upon the mixed/modest results of the primary studies related to the effectiveness of physical activity enhancement and improving nutritional intake in obesity prevention programs for children and youth. The results of a recent review of this topic that included 57 randomized controlled trials…

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…

The purpose of this study was to evaluate the feasibility and effectiveness of V.I.K. (Very Important Kids), a school-based, multi-component intervention designed to prevent teasing and unhealthy weight-control behaviors among fourth through sixth grade students. The effectiveness of the V.I.K. intervention was evaluated using a pre-post…

Identifying ways to increase and sustain active living among young people represents a priority for health promotion interventions. This qualitative study explored the experiences of adolescent boys and girls in the United Kingdom (aged 14-15 years) who had made the transition from inactivity to active participation in physical education (PE). The…

The aim of the present study was to evaluate the effects of a middle school physical activity and healthy eating intervention, including an environmental and computer-tailored component, and to investigate the effects of parental involvement. A random sample of 15 schools with seventh and eight graders was randomly assigned to one of three…

A random population survey administered by mail to examine lay people's views of children's food policies and their associations with demographics, personal values and confidence in authorities was conducted among adults in Victoria, Australia. Three hundred and seventy-seven people responded (response rate 57.6%). The questionnaire contained 35…

Studies in a variety of countries have shown increases in the prevalence of overweight among children in recent years. These increases have given rise to concern about children's health and well-being. The terminology used in these studies varies considerably. However, whatever the terminology used, such studies are generally based on weight…

Qualitative research may be able to provide an answer as to why adults and children do or do not participate in sport and physical activity. This paper systematically examines published and unpublished qualitative research studies of UK children's and adults' reasons for participation and non-participation in sport and physical activity. The…

Parenting styles influence a child's risk for obesity. The goals of this study are to evaluate the influence of (i) parenting style on children's health behaviors (physical activity and dietary intake), (ii) children's sociodemographic characteristics on parenting style and on children's health behaviors and (iii) parents' sociodemographic…