As more and more states legalize marijuana, a Colorado family and Mothers Against Drunk Driving (MADD) want people to know about the devastating consequences of driving while high. Amanda Hill loved ...

Teenagers are driving after smoking weed and many don't think there is any danger in doing so, according to a new survey. The survey by Liberty Mutual Insurance and Students Against Destructive ...

Five states will vote on legalizing recreational marijuana in November. For police, it's more challenging to assess if people are driving while... The Difficulty Of Enforcing Laws Against Driving ...

New data shows 20% of older drivers admit to driving while high on marijuana. Researchers reported findings in the journal Drug and Alcohol Dependence that show 20% of those 50 and older went behind ...

New research is inconclusive about how marijuana use affects driving. As pot becomes decriminalized across the country, how does law enforcement determine if a person is driving under the influence?

Add Yahoo as a preferred source to see more of our stories on Google. Cannabis use has been legal in the state of Washington since 2012. That doesn’t mean it’s OK to drive while high, according to ...