Background: The research involved 170 adolescents from Brazil and Ecuador, ages 12 to 19, comprising 87 Brazilians and 83 Ecuadorians, with a gender distribution of 95 females and 75 males. Purpose: Examine the correlation between impulsivity, emotional symptoms, and the use of alcohol and drugs among teenagers in these countries. Methods:…

The mental health problems have been increasingly threatening the development of adolescence in China, it is very necessary to explore the protective factors preventing adolescents' negative mental health. Previous studies suggested that growth mindset benefits mental health. However, the internal psychological mechanism underlying this…

Health literacy (HL) is an essential health determinant that could encourage the adoption of individual and community protective behaviours that contribute to public health. This study aims to analyse the associations between HL and medication HL (MHL) in 4015 adolescents from the Health Behaviour in School-aged Children (HBSC/WHO). Data were…

The present study explored the correlation between different types of stress (acute and chronic) and the influence of their negative emotional manifestations on delinquent tendencies in adolescent students. Within the framework of the general strain theory, the study aims to analyse the intermediary role of depression in the relationship between…

Sports participation in adolescents may increase social self-efficacy and decrease social anxiety with time. Understanding the correlation between social self-efficacy and social anxiety may be useful for developing effective interventions for adolescents with social anxiety. The aim of this study is to examine the relationship between social…

This study examined the relationship between physical activity, body image, and subjective well-being among Swedish adolescents over time. Surveying 2308 students, with 137 providing longitudinal data, we conducted a multivariate logistic regression analysis. No significant correlations were found between physical activity (p = 0.268), body…

The present study aimed to test if perceived pubertal timing was related to marijuana and alcohol use through deviant peer affiliation. Additionally, we examined if the deviant peer pathway was moderated by impulsiveness, gender, or both. Data were collected from 342 youth, most of whom had a family history of substance use disorder. Youth…

Background/purpose. This study aimed to explore various demographic and relational factors affecting adolescents, with a particular focus on their self-esteem. Materials/methods. This study employed a descriptive and correlational research design to gather quantifiable data and examine the relationship between parent-adolescent dynamics and…

The socialisation of adolescent boys and girls takes place primarily online in virtual environments, where cyberbullying is one of the greatest current social dangers faced by that age group. Socio-emotional e-competencies (i.e., competencies that apply specifically to online environments) are a protective factor against cyberaggression and…

No studies have analyzed agreement between mother, father, and teacher ratings of academic, cognitive, and handwriting problems in school-age children and compared these with objective achievement, IQ, and writing scores. The sample comprised 503 children with autism and/or ADHD 6-16 years rated by mothers, fathers, and teachers on the Pediatric…

Background: The longitudinal impact of fetal growth on attention problems in males and females is unclear. This study aims to evaluate the impact of fetal growth assessed by neonatal anthropometry throughout childhood and adolescence in males and females separately. Methods: We compared neonatal anthropometry (birth weight (BW), head circumference…

Though autism spectrum disorder (ASD) traits are associated with depression, it is unclear if school social capital mediates their association. We examined whether school social capital mediates the association between ASD traits and depression, and moderation effect of sex on the mediation effect among adolescents in a general population sample…

The aim of the research is to determine how much peer relationships are explained by emotional intelligence in adolescents. For this purpose, 539 (283 female+256 male) adolescent individuals participated in the study. "Personal Information Form", "Trait Emotional Intelligence-Adolescent Questionnaire Short Form (TEIQue-ASF)"…

Suicidal ideation is a high risk factor for suicidal behavior in disadvantaged adolescents. This study aimed to reveal the potential mechanism underlying the influence of bullying victimization on suicidal ideation among boarding adolescents. A total of 2317 boarding adolescents from rural schools in Southwest China completed four questionnaires,…

Background: This study aimed to investigate the association between violent sexual victimization and muscle-building exercise among adolescents. Methods: Cross-sectional data from the 2019 National Youth Risk Behavior Survey (N = 8408) were analyzed. Two indicators of non-dating-related sexual violence (lifetime, past 12 months), along with one…