Two major studies reviewing decades of research find little evidence marijuana helps treat common mental health conditions.

Marijuana doesn’t help with anxiety, PTSD, depression or other mental health conditions, according to two large, new studies.

Massachusetts’ legal cannabis market is largely operating as intended, giving residents who choose to consume marijuana ...

Recently Dr. Salomeh Keyhani, a UCSF professor of medicine, had a visit with an older patient with heart disease who mentioned they were smoking cannabis regularly. That's concerning, she said to the ...

Researchers studying six years of highway fatalities in one Ohio county found more than 40% of 246 autopsied drivers tested positive for cannabis. Their findings, presented to the American College of ...

A new University of Michigan study finds that teens using marijuana for medical reasons are 10 times more likely to say they are hooked on marijuana than youth who get marijuana illegally. The study ...

Add Yahoo as a preferred source to see more of our stories on Google. SPRINGFIELD, Ill. (WCIA) — The Illinois Sheriffs’ Association (ISA) has launched a new education initiative aimed at addressing a ...

CHICAGO (AP) — New research suggests legalizing recreational marijuana for U.S. adults in some states may have slightly reduced teens’ odds of using pot. One reason may be that it’s harder and ...

OKLAHOMA CITY – House lawmakers on Thursday defeated a measure that would give employers more leeway to fire individuals for ...

Add Yahoo as a preferred source to see more of our stories on Google. Jars of medicinal marijuana are displayed at the Apothecarium dispensary in San Francisco. Older adults, like the rest of ...