Objective: This research aimed at evaluating the moderator role of school connection on the impact of violent friends towards aggressive behaviors in adolescent students of Tehran high schools. Methods: A sample of 3529 participants from Tehran high school students was selected using multistage sampling method. Participants completed school connection questionnaire (SCQ), Iranian adolescents...

CONTEXT Understanding how young men's sexual risk behaviors change during the transition from adolescence to early adulthood is important for the design and evaluation of effective strategies to reduce the transmission of HIV and other STDs. METHODS Data from three waves of the National Survey of Adolescent Males (1988, 1991 and 1995) were used to categorize 1,880 respondents into clusters ac...

Parents of adolescents, health care professionals, teachers, school administrators, and community organizations are all concerned about health risk behaviors among adolescents. Use of alcohol, tobacco, and other drugs, lack of physical activity, sexual risk-taking, and behaviors that put students at risk for injuries have been identified by the Centers for Disease Control and Prevention (CDC) a...

The Effectiveness of Mindfulness and Modification Therapy on Impulsivity Risk-Taking Behaviors in Adolescents with Attention Deficit-Hyperactivity Disorder

substance abuse in adolescents and its often tragic consequences, including addiction, is one of the preventable major public health problems. the aims of this paper were to estimate the prevalence of substance abuse and to evaluate its some associated factors in adolescents of tabriz city (northwest of iran).a self-administered questionnaire was completed in 4903 randomly selected students wit...

OBJECTIVE To examine the association between exposure to drug trafficking (selling or delivering drugs) and exposure to other forms of community violence and risk behaviors among urban, low-income African American children and adolescents. DESIGN Community-based, cross-sectional survey. SETTING Ten public housing developments in a large eastern city in the United States. PARTICIPANTS Thre...

BACKGROUND Adolescence is considered as an important phase for beginning sexual high risk behaviors that increases the possibility of negative, unpleasant and problematic consequences like unwanted pregnancy and probability of copulative disease transmission. OBJECTIVES To determine the prevalence of sexual risk taking among students in Tehran and to develop and test a model for the relations...

In this study, we compare patients' risk-taking and spending behaviors to their willingness to pay (WTP) for novel implants in a joint arthroplasty. 210 patients were surveyed regarding risk-taking and spending behavior, and WTP for novel implants with either increased-longevity, increased-longevity with higher risk of complications, or decreased risk of complications compared to a standard imp...

Discordant development of brain regions responsible for cognitive control and reward processing may render adolescents susceptible to risk taking. Identifying ways to reduce this neural imbalance during adolescence can have important implications for risk taking and associated health outcomes. Accordingly, we sought to examine how a key family relationship-family obligation-can reduce this vuln...