Marijuana strains grown for potency contain less of a natural compound that seems to protect adolescent brains.
Amid the opioid crisis, the synthetic drug fentanyl stands out for its danger and the sheer number of Americans it has killed. This tip sheet offers reporters background and resources.
Despite regulatory hurdles, a growing body of scholarship is answering important questions about the health impacts of medical and recreational pot.
A new study suggests most people who earn money illegally do it by selling drugs and earn less than $1,500 a week, on average.
If all general practitioners prescribed liked those from the best medical schools, 56.5 percent fewer opioid prescriptions would have been written between 2006 and 2014.
Kids with attention-deficit hyperactivity disorder (ADHD) are more likely to develop drug problems, but standard treatments may reduce the risk, a new paper finds.
Teenagers from affluent suburban homes are more likely to abuse alcohol and drugs than the national average. Parental attentiveness is key to prevention, a new paper finds.
Researchers have long disagreed about the effect marijuana may have on intelligence. A new study of adolescents suggests it is responsible for a small drop in acuity.
Raising the sales tax on alcoholic beverages leads to fewer crashes with injuries involving drivers who have been drinking. A new study suggests a higher sales tax had the biggest impact on drivers aged 15 to 20 years.
A new study suggests a link between certain facial features and the severity of the punishment a judge assigns to felony crime.