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 ...

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 ...

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

Drug-impaired driving is a growing problem in the U.S., and the laws are complex and vary by state. More than 400 drugs tracked by the National Highway Traffic Safety Administration (NHTSA) can cause ...