CNN — Higher concentrations of tetrahydrocannabinol or THC -- the part of the marijuana plant that makes you high -- are causing more people to become addicted in many parts of the world, a new review ...

The move will bring enormous tax benefits to medical marijuana producers and may speed research into its effects, experts say ...

Studies show the drug can exacerbate anxiety and teen use poses risks for developing brains.

Marijuana addiction is by itself, problematic. But the story of cannabis use is far more complicated than what is seen by a clinician treating people addicted to drugs, including alcohol, amphetamines ...

The Justice Department said the drug will now be listed on Schedule III, similar to some common prescription painkillers. The ...

Dr. Smita Das often hears the same myth: You can’t get hooked on pot. And the misconception has become more widespread as a growing number of states legalize marijuana. Around half now allow ...

YouTuber Onlyjayus shared with her near two million subscribers the reality of just a few days without weed, describing it as ...

Add Yahoo as a preferred source to see more of our stories on Google. Three young men in blue Camelot Counseling polo shirts. Operators of a city drug-treatment program say they are seeing more ...

Marijuana legalization is growing — and so is the potency of today’s weed. It’s a lesson this reporter learned the hard way.

Houston Astros first base prospect Jonathan Singleton told The Associated Press last week that he was addicted to marijuana. Last November, Lady Gaga said during a radio interview that she, too, had ...