E-cigarettes come in over 7,000 flavors. If the flavors were banned, as American regulators wish, more people are likely to smoke traditional cigarettes.
Americans are not all enjoying the same life expectancy gains. The differences, when mapped by county, could have predicted the 2016 presidential election.
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.