College students in states where recreational use of marijuana is legal appear to be using marijuana...

The prevalence of depression and substance use is rising among former cigarette smokers, potentially...

Teenagers who use cannabis are at a significantly higher risk of developing major depression and sui...

Highlights of day five coverage from APA’s Annual Meeting include novel interventions for treating p...

Initiating heavy drinking of alcohol during adolescence appears to alter normal brain development, s...

People who use marijuana may be at a greater risk of misusing prescription opioids and developing op...

The Food and Drug Administration last week announced that it has cleared the first mobile app to hel...

A study published today in JAMA Pediatrics has found that marijuana use increased and the perceived ...

A prospective analysis of the results of a survey of U.S. adults suggests marijuana use may be assoc...