Substance use disorders (SUDs) are highly heritable, but the extent of shared and distinct genetic architecture across ...

Substance use and substance use disorder differ by the frequency of use and the effect on a person’s life. Substance use disorder is a mental health condition. Substance use refers to using both legal ...

While it is common for people to try alcohol in adolescence, alcohol use in teens can be detrimental to health and may affect brain development and mental health. While teens usually drink less often ...

Drug use causes long term or permanent changes in neural pathways. An ex-smoker's greatest enemy may not be the cigarette, but the ashtray. Items like needles or clinking glasses might trigger old ...

Risk-taking and testing limits are a regular part of adolescent development. Many teens experiment with drugs, alcohol, or over-the-counter substances during this period. While the desire to ...

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 ...

Borderline personality disorder (BPD) is a mental health condition that affects a person’s ability to manage their emotions. BPD can also increase a person’s risk of developing substance use disorder ...