Adolescentes

Describes animal studies that suggested exposure to the drug during gestation or adolescence may cause lasting alterations in reward and motivation circuits.

Describes evidence supporting the view that developmental differences in brain systems that use the neurotransmitter dopamine underlie age differences in susceptibility to drug abuse.

Reports on the work of scientists who have linked impulsiveness and risk-taking among adolescents to immaturity of the brain region called the orbitofrontal cortex.

Reports on an animal study finding that links anabolic steroids to brain changes in adolescent female mice, changes that can potentially lead to steroid abuse.

Presents highlights of a study indicating that exposure to morphine during adolescence may increase sensitivity to the drug during adulthood.

Highlights data on the risky sexual behaviors of patients at a sexually transmitted disease clinic who had a substance abuse disorder as compared to those without a substance abuse disorder.

Reports patterns and trends in inhalant use among adolescents based on an analysis of data from a 2002-2005 national survey on drug use and health.

Reports on the prevalence of substance abuse among youth based on 2007 data from a national survey of behaviors, attitudes, and values.

Reports on results from a study showing that men and women with alcohol use disorders are more likely to report nonmedical use of prescription drugs than people who don't drink at all.

Describes research providing evidence that maternal smoking during pregnancy contributes to behavioral conduct disorders among toddlers, school-age children, and teens.