As cannabis legalization spreads across the United States, an urgent public health issue continues to vex communities and policymakers alike—detecting cannabis-impaired driving and how to best respond ...

Since the legalization of recreational-use pot, the number of fatalities in Washington marijuana-impaired drivers has nearly doubled. Karen Roach Fotolia Question: Now that we’ve had a few years of ...

With cannabis-related vehicle crashes on the rise, a new study suggests that prevention campaigns shouldn't focus just on young people. In fact, 20% of people over 50 who use cannabis products ...

The MarketWatch News Department was not involved in the creation of this content. Expanded access brings hidden -- and often ignored -- risks of crashes, injuries, and death AUSTIN, Texas, Feb. 23, ...

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 ...

SYRACUSE, N.Y. — As Thanksgiving approaches, law enforcement is intensifying efforts to curb impaired driving, with a particular focus on those under the influence of marijuana. David Olney, police ...

As National Impaired Driving Prevention Week takes place from March 15–21, MADD Canada is joining governments, law enforcement agencies and community organizations ...

Green lab’ helps Oregon officers recognize marijuana-impaired driving On Wednesday, March 11 over 20 officers, troopers and ...

Frequent cannabis users do not display impaired driving after at least 48 hours of abstinence, found a new study published in Psychopharmacology. “The findings add to the growing body of evidence that ...

A study of driving impairment and cannabis use found that frequent cannabis users did not demonstrate impaired driving performance after at least 48 hours of abstinence. The findings published in ...

In 2025, over 15,000 OVI arrests were made by OSHP; it said 1 in 4 of those arrests was due to drug impairment.