Objective: This longitudinal study tested the relationship between cigarette and e-cigarette use and SARS-CoV-2 seroconversion among US college students. Participants: Undergraduate students (n = 764), drawn from a randomly selected invitation-only pool from a large Midwestern university, that were initially negative for SARS-CoV-2 antibodies and…

Background: Children with asthma are often marginalized at school, including bullying victimization. The purpose of this study is to estimate the association between asthma and school or electronic bullying victimization among US high school students, and test whether the association varies significantly by sex. Methods: Pooled data from five…

Objectives: This study explored associations between narcissistic grandiosity (including its component traits) and reported risky health behaviors in college students. Participants: College men and women (N = 122) participated between December 2015 and January 2016. Methods: Participants completed self-report measures of grandiosity, alcohol…

We estimated risk factors associated with suspected neuropsychomotor developmental delay at age 2 years, in a birth cohort in the Brazilian Amazon. The Maternal and Child Health and Nutrition in Acre (MINA-Brasil) study is a population-based birth cohort involving children born between July 2015 and June 2016 in the municipality of Cruzeiro do…

Infection with sexually transmitted diseases and unwanted pregnancies are risks associated with adolescents' risky sexual behavior. Mental models of attachment relationships influence behavior and may influence adolescents' involvement in sexual activities that are risky. This study explored whether attachment styles predicted adolescents'…

This systematic review aimed to understand the effects of self-esteem on risky sexual behavior (RSB) among adolescents and young adults. We followed the procedures outlined in the Cooper's five-step approach, and used the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) 2020 reporting requirements. Published studies were…

Due to systemic racism and homophobia, Lesbian, Gay, Bisexual, and Queer (LGBQ+) youth of color are disproportionately affected by HIV (human immunodeficiency virus)/AIDS (acquired immunodeficiency syndrome) and viral hepatitis (VH). Innovative approaches that acknowledge strengths such as ethnic identity need to be examined to understand specific…

Background: Positive associations between suicidal behaviors and asthma have been established in previous adolescent studies. Few studies consider social risk factors, such as bullying. This study involved an analysis of suicidal behaviors and asthma, but also includes an assessment of whether these relationships were modified by the co-occurrence…

Rural incarcerated women have an increased risk of acquiring the human immunodeficiency virus (HIV) and the hepatitis C virus (HCV) due to prevalent engagement in drug use and sexual behaviors. Limited research has investigated HIV and HCV knowledge in this high-risk population. Furthermore, the interplay of sociodemographic factors (i.e.,…

Background: Numeracy is one's ability to use numbers in context and influence's decision making and perceptions of health risk. Worry about lung cancer is an indicator of perceived risk (PR) and is related to interest in cessation and cancer screening. Purpose: The analysis sought to explore underlying relationships among worry about lung cancer,…

Access to school health clinics and nurses has been linked with improved student achievement and health. Unfortunately, no studies have examined how many students report using school clinics or nurses and for which services. This study addressed this gap with data from a nationally representative sample of 15- to 25-year-olds. Respondents who…

School enrollment, mobility, and occupation are each important factors to consider when examining HIV (human immunodeficiency virus) infection risk among youth in sub-Saharan Africa. Through an analysis of narrative life histories from 30 HIV-positive and 30 HIV-negative youth (aged 15-24 years), matched on gender, age, and village and purposively…

We conducted a nested case-control study including 407 cases and 2,075 frequency matched controls to investigate the association between maternal infections during pregnancy and risk of autism spectrum disorders (ASD). Cases, controls, and maternal infections were ascertained from Kaiser Permanente Northern California clinical databases. No…

Objective: The study aim was to explore associations between daily physical activity level, cardiorespiratory fitness and metabolic syndrome among Chinese children. Design: We conducted a school-based, cross-sectional study. Setting: Participants including 112 boys and 121 girls were recruited from three schools in the urban suburbs of Tianjin…

The Advisory Committee on Immunization Practices recommends routine human papillomavirus (HPV) immunization for 11- to 12-year-old adolescents. In 2008, Louisiana required the school boards to distribute HPV vaccine information to parents or guardian of students in Grades 6 to 12. This article investigates the impact of this policy on HPV…