American Medical Association

Medical marijuana dispensary in Los Angeles.  (Photo by David McNew/Getty Images)

Study: Medical Marijuana Not As Effective As Previously Thought

A review published in this week’s Journal of the American Medical Association, looked at dozens of previous studies on marijuana and found very little evidence to support the use of the drug for medicinal purposes.

06/24/2015

(credit: CBS)

I-Team: Doctors, Nurses Not Required To Test For Drugs

The last thing someone going into surgery would ever consider is the possibility their doctor or nurse could be high on drugs. But it happens, sometimes with devastating consequences.

11/16/2010