The non-medical use of prescription drugs (NMUPD) among college students is escalating at an alarming rate. A limited number of studies have utilized a theoretical framework to influence this behavior. To utilize the reasoned-action approach theory to design and evaluate a web-based intervention to influence students' attitudes, perceived norms…

To evaluate a theory-guided intervention on oral self-care and examine the possible mechanisms among self-regulatory factors, two brief intervention arms were compared, an information-based education treatment and a self-regulation treatment focusing on planning and action control. Young adults (N = 284; aged 18-29 years) were assessed at baseline…

The study purpose was to test the effectiveness of the self-regulation eHealth intervention "MyPlan1.0." to increase physical activity (PA) in recently retired Belgian adults. This study was a randomized controlled trial with three points of follow-up/modules (baseline to 1-week to 1-month follow-up). In total, 240 recently retired…

Schools are recognized as one of the most important settings for promoting social and emotional well-being among children and adolescents. This clustered randomized controlled trial evaluated Zippy's Friends, an international school-based emotional well-being programme, with 766 children from designated disadvantaged schools. The purpose of this…

Justice-involved adolescents engage in high levels of risky sexual behavior, underscoring the need for targeted, effective, prevention interventions geared toward this population. In a randomized controlled trial, 484 detained adolescents received a theory-based intervention or an information-only control. We have previously demonstrated that the…

The school is an obvious arena for interventions designed to promote mental health among children. A set of educational techniques named social and emotional learning, which focuses on students' self-control, social competence, empathy, motivation and self-awareness, has shown promising results in the United States. This is a study of the…

We conducted a systematic review of controlled studies of parenting programmes to prevent tobacco, alcohol or drug abuse in children less than 18. We searched Cochrane Central Register of Controlled Trials, specialized Register of Cochrane Drugs and Alcohol Group, Pub Med, psych INFO, CINALH and SIGLE. Two reviewers independently screened studies,…

The effectiveness of an intervention based upon the theories of Ajzen and Triandis was evaluated among 698 junior and 306 senior high school students. The intervention to juniors was offered by senior students who were trained during a course integrated into the school curriculum. Respondents in the control and experimental groups completed a…