Use of the drug MDMA, commonly known as ecstasy, may lead to lasting difficulties with learning and memory that persist long after a person stops taking it. A new analysis indicates that people who ...

Testing positive for recreational drugs at the time of admission with acute coronary syndrome was associated with increased risk for major adverse cardiovascular events in the following year, ...

Legalizing cannabis for both medical and recreational use may lead to a decline in daily opioid use among people who inject ...

Alcohol use disorder (AUD) is one of the leading causes of preventable death in the United States and worldwide, and leads to substantial disease and medical complications. While treatments are ...

At least one-third of the Power Five conference schools are not punishing athletes as harshly as they were 10 years ago for testing positive for marijuana and other so-called recreational drugs, ...