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

Several medications are proven to help people stop smoking, but few patients with tobacco use disord...

Methamphetamine is involved in an increasing number of treatment admissions for heroin, especially a...

A 15-week treatment program that incorporates principles of cognitive-behavioral therapy (CBT) is ef...

The antidepressant effects of ketamine appear to depend on activation of the brain’s opioid receptor...