Passing a medical marijuana law does not lead to increased use of the drug by teenagers in that jurisdiction, concludes a new study that looked at self-reported use of pot among more than one million adolescents from 48 U.S. states from 1991 to 2014.
Browsing: teen use
The federal government’s latest anti-marijuana ad says the science on the drug is clear.
A nationwide survey released today found that legalization of recreational marijuana in some states hasn't led to more young people smoking pot.
Casual marijuana use may be associated with brain abnormalities in developing brains.