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 ...

Dr Daniel Amen cited brain scans that prove long-term cannabis smoking can cause issues relating to attention, memory, mood ...

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

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 ...

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 ...

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 ...

On "Weed Day," addiction experts are warning about one of the side-effects of legalizing marijuana: cannabis-related ...

America has a marijuana problem: 15% of Americans have used marijuana in the last month. There are now more daily pot smokers ...

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 ...