In order to investigate causality in situations where random assignment is not possible, propensity scores can be used in regression adjustment, stratification, inverse-probability treatment weighting, or matching. The basic concepts behind propensity scores have been extensively described. When data are longitudinal or missing, the estimation and…

Background: Given its ability to exacerbate health inequities through its disproportionate impact on low-income communities, the need exists to better understand factors that influence substance use among adolescents. Moreover, given its multi-etiological nature, preventing adolescent substance use requires addressing intrapersonal, interpersonal,…

Adolescents may especially need social and emotional help. They are learning how to handle new demands in school and social life while dealing with new, intense emotions (both positive and negative), and they are increasingly feeling that they should do so without adult guidance. Social and emotional learning (SEL) programs are one way to help…

The use of propensity scores as a method to promote causality in studies that cannot use random assignment has increased dramatically since its original publication in 1983. While the utility of these approaches is important, the concepts underlying their use are complex. The purpose of this article is to provide a basic tutorial for conducting…

Adolescence is the period between childhood and adulthood and the most important stage of a human being. Adolescence is a period of stress and storm. Students cannot adjust with their new-fangled role in life. They can have Emotional, Mental, Behavioural, and Adjustment problems known as "disorders". Behavioural patterns that appear in…

Adolescence is a transitional stage of physical and mental human development that occurs between child hood and adulthood. Adolescent period starts with puberty. The period during which the capability for sexual reproduction is attained; it is marked by changes in both primary and secondary sexual characteristics and is dated from menarche in…

While the rates of teen childbearing have declined in the United States, adolescents who become pregnant and decide to bear and rear their babies are often from low-income, highly stressed families and communities. This article will describe the psychosocial problems of pregnant urban teens and how exposure to interpersonal trauma and current…

Contributors to excessive obesity in rural youth include well-documented nutrition and physical activity behaviors. However, emerging research suggests that preventing excessive weight gain and smoking during pregnancy, teen pregnancy, and child abuse also could reduce obesity in this vulnerable population. These traditional and emerging,…

This article makes the case that there has been insufficient global attention to the health and development of children in the second decade of life. The author uses her vantage point of UNICEF to identify that institution's history of accomplishments for younger children and the opportunity to increase its work on adolescents, in collaboration…

Children and adolescents are establishing patterns of behavior that affect both their current and future health. Young people are at risk for engaging in tobacco, alcohol, or other drug use, participating in violence or gang activities, and initiating sex at an early age. However, a growing body of research demonstrates that enhancing protective…

Since 1975 the Monitoring the Future (MTF) survey has measured drug, alcohol, and cigarette use and related attitudes among adolescent students nationwide. Survey participants report their drug use behaviors across three time periods: lifetime, past year, and past month; for some drugs, daily use is also reported. Initially, the survey included…

Cigarette smoking has steadily declined among adolescents during the last fifteen years, although use of some tobacco products, like cigars, has seen recent increases. However, large numbers of teens continue to use tobacco products. This "Adolescent Health Highlight" presents key research findings; describes prevalence and trends; illustrates…

While alcohol remains the drug of choice among college students, marijuana ranks number two with 32 percent reporting using marijuana in 2008. That's a modest decline from 2001, when 36 percent of college students reported marijuana use. While levels of marijuana use by students are determined through a number of national and local surveys, no…

The influence of media on adolescents' health practices and behaviors, including personal values, beliefs, and perceived norms cannot be overstated. Youth media consumption continues to increase. Media messages are carefully designed to persuade the consumer to believe or do something. Some of the most persuasive media messages can be found in…

This article presents abstracts from the 2011 AMERSA National Meeting. It includes 2011 best abstracts on research, programmatic, and curricular presentations.