A systematic evidence review finds that consuming cannabis while pregnant appears to increase the odds of preterm birth, low birth weight and infant death. An updated systematic review finds that ...

Compounds in marijuana including THC and CBD show “promising potential as anticancer agents,” according to a recent review of scientific literature. The review by an international team of researchers ...

We asked physicians and researchers for scientifically sound research on cannabis, young users and mental health. Here's what they provided.This 2016 review paper, written by Dr. Nora Volkow, head of ...

Cannabis is becoming increasingly mainstream in North America. Recent Pew Research Center analysis reveals that most Americans now live in states where recreational cannabis is legal, and a remarkable ...

High hopes for medical cannabis are going up in smoke. A bombshell new report found “insufficient evidence” to back up most of its supposed benefits — and raised serious red flags about hidden risks. ...

Readers respond to a front-page article about the growing use of marijuana after legalization. To the Editor: Re “Unexpected Problem in the Rise of Marijuana” (front page, Oct. 5): As we navigate the ...

A pending U.S. Supreme Court case could determine whether millions of Americans who use marijuana can legally own firearms.

Since 1998, the FBI says countless drug users have been turned away by gun dealers because of the federal Firearm Transaction Form 4473. In addition, more than 240,000 potential gun buyers have been ...