Background: Research has been inconclusive as to whether stimulant treatment causes or exacerbates sleep problems in adolescents with ADHD. This study examined sleep differences in adolescents with ADHD as a function of stimulant use. Methods: Participants were adolescents with ADHD (N=159, ages 12-14). Parents reported on receipt of stimulant…

Youth vaping is a concern and schools may use many approaches to discipline students caught vaping at school. This study identified the prevalence of school staff seeing vaping in schools and the measures used to discipline students. A state-wide sample of 7,938 staff from 255 middle and high schools reported whether they saw any students vaping…

Little is known about the outcomes of in-school comprehensive sexuality education (CSE) programmes two or more years after programme completion, particularly in low-income countries. "Projet Jeune Leader," a youth-founded Malagasy organisation, conducted a retrospective, qualitative evaluation of a CSE programme in Madagascar. The…

This occasional paper presents national demographic subgroup data for the 1975-2022 Monitoring the Future (MTF) national survey results on 8th, 10th, and 12th graders' use of drugs, alcohol, and tobacco. The study covers all major classes of illicit and licit psychoactive drugs for an array of population subgroups. The 2020 subgroup data presented…

This study examined the hypothesis, derived from theories highlighting the importance of group harmony and sense of belonging in human relationships, that the adolescents who are most likely to be influenced by their close friends are those who have the highest quality social relationships. Potential moderators of close friend influence on…

Objectives: More than 2.5 million middle and high school students in the United States reported current use of e-cigarettes in 2022. With continued curiosity and initiation of e-cigarette use among youth, it is critical to explore new and innovative ways to communicate about the dangers of e-cigarettes. The purpose of this study was to determine…

Background: The conceptual framework for "School as a Protective Factor" approach was presented in a companion article in this issue of the journal. The current article describes the validation of the "School as a Protective Factor-Brief (SPF-Brief)," a 13-item survey measuring the 3 core constructs and 13 defining…

The meta-analysis, that included 75 studies, examined the relationship between illegal drug consumption, on the one hand, and student academic and behavioral outcomes, on the other, for the middle school to college grade levels. The meta-analysis first (research question #1) addressed whether there is a statistically significant relationship…

Although research has established that school adjustment is associated with marijuana use (MU) in adolescence, few studies have tested these associations bidirectionally. Using random intercepts cross-lagged panel modeling, this study examined reciprocal associations between MU and school adjustment across 8th to 10th grade, including the…

Background: Four-day school week (FDSW) use has increased substantially among US districts in recent years, but limited data exist on health impacts of this school schedule. This study examined associations of reduced school exposure via FDSWs with adolescent health and risk behaviors, obesity, and food security. Methods: Self-report data from…

LifeSkills Training is the only program to prevent substance use disorder among adolescents that has evidence of effects on substance use outcomes from multiple randomized controlled trials. Evaluations have shown that the version for middle school students reduces their use of substances in high school, but these studies were conducted in the…

Background: The Pennsylvania Youth Survey (PAYS) is administered biennially to adolescents; it covers knowledge, attitudes, and behaviors about risk and protective factors. Purpose: This study explored 8th, 10th, and 12th grade students' attitudes and beliefs about current trends regarding drugs, alcohol, and mental health. Methods: We asked…

This occasional paper presents national demographic subgroup data for the 1975-2021 Monitoring the Future (MTF) national survey results on 8th, 10th, and 12th graders' use of drugs, alcohol, and tobacco. The study covers all major classes of illicit and licit psychoactive drugs for an array of population subgroups. The 2020 subgroup data presented…

Monitoring the Future (MTF) is an ongoing research program conducted at the University of Michigan's Institute for Social Research under a series of investigator-initiated research grants from the National Institute on Drug Abuse beginning in 1975. The integrated MTF study includes annual surveys of nationally-representative samples of 8th, 10th,…

Indigenous communities demonstrate immense cultural strengths despite being impacted by mental health and academic disparities due to ongoing systemic racism and historical trauma. Given that schools are a context in which indigenous youths' needs have potential to be met through preventive intervention, this scoping review explores and summarizes…