Adolescents who break the law have experienced situations that increase the likelihood of becoming involved in criminal activities such as drug use, gang involvement, adverse economic conditions, among others. All this, added to their stage of human development, which is characterized by physical, cognitive, social and emotional changes, can lead…

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…

We investigate the mechanisms by which a student's age relative to classmates (i.e., relative age) influences risky health behaviors among European adolescents. Using a two-stage least squares approach, we show that relatively young students are more prone to engage in risky behaviors. These results hold after controlling for absolute age, country…

Illegal drug use is a major global problem that has increased significantly over the last decade. Since it is often initiated in adolescence, government programs have targeted this demographic to reduce drug use. To analyze the reach of such campaigns, the study presents a hybrid manual and automated content analysis approach to identify campus…

Background: Most health and developmental issues affecting young people are interrelated. However, few interventions address multiple behavioral domains simultaneously or are based on theories that encompass a holistic perspective of youth development. Aim: The purpose of this scoping review was to identify and describe the range of theory-based,…

The aim of this study was to examine trends in cannabis use among Spanish students from 2006 to 2018 by sex, age, and sex and age combined. Data showed a global decrease both in a lifetime and frequent cannabis use between 2006 and 2018 but four-year comparisons revealed more variability within the specific sex-age groups. No change was found in…

A primary community prevention approach in Iceland was associated with strong reductions of substance use in adolescents. Two years into the implementation of this prevention model in Chile, the aim of this study was to assess changes in the prevalence of adolescent alcohol and cannabis use and to discuss the impact of the COVID-19 pandemic on the…

We analyze the interaction between Marijuana and Alcohol as correlates of property crimes among Mexican adolescents. Data were drawn from two waves of a Mexican national survey of public high school students in Mexico. A complementary log-log multilevel regression was fitted separately for each survey year, controlling for neighborhood, school,…

Volunteering can serve as a protective factor against substance abuse. Yet, it is unclear whether volunteering in specific community organizations, such as emergency services, promotes or protects against substance use. We aimed to (1) describe community volunteering characteristics among adolescents; (2) investigate differences in the prevalence…

School disruption (SD) places students at risk of early school departure and other negative psychological outcomes. Based on the data derived from a sample of Ontario children and youth, this study aims to identify risk factors associated with SD among 1,241 school-aged students. A logistic regression model revealed that substance use, family…

Legalization of non-medical cannabis in Canada was intended to protect youth health and safety by limiting access and raising awareness of safety and risks. The purpose of this qualitative research was to explore youths' perceptions of their cannabis health literacy and future educational needs. A convenience sample of youth aged 13 to 18 residing…

This study examines Early School Leaving (ESL) and resilience in young people aged 15-20. It explores effects of negative internalised stereotypes on Early School Leavers (ESLs). Three Positive Youth Development (PYD) programmes were used to challenge these stereotypes in one Youthreach centre. 19 participants recruited from a Youthreach centre…

Deviant behavior has become a daunting problem lately. More pupils are displaying abnormal behavior and thus destabilizing learning processes within school settings. It is a well-known fact that teenagers usually learn how to adapt to society and that aberrant behavior may lead to problems with conformity to societal values. Although the main…

Drug use in Spain is one of the most serious problems faced by society today, and is particularly relevant in adolescence. Practicing physical sport activity is considered one of the most representative habits of a healthy lifestyle, and can act as a preventive factor in drug use. The physical self-concept of the people who practice sport plays a…

Background: Reports on worldwide drug use include some information on risk factors, but virtually no information on protective factors, which are an important component of prevention programs. Aims: This study investigated protective factors and biological sex differences associated with patterns of substance use among adolescents in Myanmar, a…