More teens and young adults appear to be developing addiction or dependence on drugs that help them sleep, calm down, and manage anxiety. “Teens and young adults come in with stories that are eerily ...

Credit: Getty Images Experts at NAPNAP 2026 emphasize the need for school-based interventions to address ongoing alcohol and marijuana use among diverse high school populations. The rates of substance ...

This activity was supported by contracts between the National Academy of Sciences and the Foundation for Opioid Response Efforts (unnumbered). Any opinions, findings, conclusions, or recommendations ...

Adolescent substance use is a significant predictor of future addiction and related disorders. Understanding neural mechanisms underlying substance use initiation and frequency during adolescence is ...

Vaping, cannabis use, alcohol use, prescription stimulant misuse—these, and other addictive behaviors, affect a substantial number of adolescents in the United States, yet how should clinicians ...

Using tobacco together with cannabis has been linked to a lower cognitive performance in people with high clinical risk for ...

A study of nearly 10,000 adolescents has identified distinct differences in the brain structures of those who used substances before age 15 compared to those who did not. Many of these structural ...

Adolescents who use cannabis could face a significantly higher risk of developing serious psychiatric disorders by young adulthood, according to a large new study published today in JAMA Health Forum.

Teenagers already at clinical high risk for psychosis performed worse on standard cognitive tests when they used both cannabis and tobacco, compared with peers who used neither substance or only one.

Teens who use cannabis may face a substantially greater risk of developing serious mental health conditions, including psychotic and bipolar disorders, according to a study of more than 463,000 ...