The complaint targets companies in 13 states and is brought by consumers who claim the products were deceptively marketed.

Adolescents who start using cannabis early and often are more likely to need health care for both mental and physical problems as they enter adulthood, according to a new study led by McGill ...

A new large-scale study led by the University of California at San Diego details genetic links to cannabis use with mental and physical traits like obesity, schizophrenia, bipolar disorder and ...

Recreational cannabis sales began 7 years ago. Many buyers and sellers have played by the rules, but the illegal growth and sale of the plant continue to undermine those obeying the law. The illicit ...

Add Yahoo as a preferred source to see more of our stories on Google. As marijuana use becomes legal and more accepted across America, more seniors are developing unhealthy relationships with the drug ...

For years, the opioid crisis has been the leading concern when it comes to substance use. There’s certainly good reason for this emphasis, but as a result, the harms associated with other drugs have ...

After years of backing the legalization of marijuana in the U.S., The New York Times changed course in an editorial published Tuesday. In the piece, entitled "It’s Time for America to Admit That It ...

While a state board is considering the medical benefits of marijuana, some Eastern Iowans admit they already turn to the drug to ease an array of health problems. “It allows me to get up every day and ...

The High-Potency Gradient: Teaming up with the National Institute on Drug Abuse, researchers found that adolescents who ...

He rolls into the emergency department, gripping his stomach, pale, miserable, and defeated. I recognize him instantly—his fifth visit this year. A daily dabber, a heavy hitter, usually proud of his ...