Across the United States, many employers include drug screening as an integral part of their hiring process. These employers believe that only a drug-free workplace can increase productivity and make ...

Cannabis brands are legally required to include THC levels on product labels sold in dispensaries; along with test results regarding the presence of heavy metals, toxins and pesticides. But inaccurate ...

For decades, police have used breathalyzers to test for alcohol, but they don’t have a reliable tool to measure marijuana use. That could change soon. Researchers are working to develop a breathalyzer ...

Law enforcement will be out in force this holiday season, with saturation patrols and sobriety checkpoints on the lookout for impaired drivers. Yet 12 years after Colorado and Washington became the ...

BOULDER, Colo. (KKTV/Gray News) – Researchers at the University of Colorado Boulder are trying to develop a breathalyzer that would track marijuana impairment levels in real-time. Although it has been ...

Colorado requires marijuana growers and manufacturers of edibles and concentrates to test for mold, yeast and certain heavy ...

A new Wright State University study finds that over 40% of fatal car accident victims had elevated THC levels in their blood, with average concentrations far exceeding legal limits.

Over 40% of fatal crash victims had THC levels far above legal limits, showing cannabis use before driving remains widespread ...

Safety behind the wheel is a topic of discussion for lawmakers now that medical cannabis is legal in Kentucky. Sen. David ...

New study findings show that over 40% of drivers who died in motor vehicle collisions tested positive for active ...