How long weed stays in your system depends on the type of drug test being used and how frequently you use cannabis.

OKLAHOMA CITY (KFOR) — A marijuana testing lab is offering a possible solution for Oklahomans worried about what is in the medical marijuana products they buy. News 4 told you last week that the state ...

Changes could be coming to the way marijuana-related OVI’s are investigated in Ohio. As reported by News Center 7 at 6:00, ...

JEFFERSON CITY, Mo. (KY3) - Two years after Missouri Voters approved the recreational use of marijuana through a constitutional amendment, the state’s regulatory division is poised to establish a ...

A Jackson-based cannabis testing lab announced Tuesday that potentially deadly toxins have been detected in over-the-counter cannabis products widely available throughout Mississippi. Employees and ...

A trial in Italy that's testing Avextra’s cannabis-based medicine for ALS and other neurodegenerative diseases enrolled its ...

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 ...

Positive marijuana tests push many drivers out of the industry, aggravating an existing recruiting and retention challenge. Education and messaging can help keep drivers up-to-date on DOT rules—but ...

The Arizona Department of Health Services, which issued voluntary recalls of the products this week, said no one has gotten ...