The percentage of the general workforce who substituted other people’s urine in drug tests surged sixfold to a new peak last year as legalized marijuana use grew nationwide, a report has found. Drug ...

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 percentage of employees in the general U.S. workforce testing positive for marijuana following an on-the-job accident increased to its highest level in 25 years in 2022, according to an analysis ...

A major supplier of drug testing kits has announced an updated screening panel which no longer tests for cannabis and prioritizes testing for fentanyl. Psychemedics, a Massachusetts-based producer of ...

Employees who use recreational marijuana now that it is legal in Minnesota won some protections in House File 100. Pre-employment drug screening is restricted, and employers will need to update ...

In an interview with Deion Sanders, former NFL cornerback Adam "Pacman" Jones came clean about how he "cheated" NFL drug tests.

The Anchorage Assembly has loosened the city’s drug testing policies regarding marijuana use. Now, most city workers will no longer be fired if they use marijuana off the clock. The changes take ...

California’s AB 2188 greatly expanded the scope of the state’s existing marijuana laws because it prohibits discrimination based on the off-duty use of marijuana. This prohibition creates a dilemma ...

People who use marijuana have statistically more lead and cadmium in their blood and urine than those who don't, according to a new study. Marijuana users in the test group had 27% higher levels of ...

Does cannabis legalization mean a safer product? Not necessarily. Anne Hassel, a 56-year-old physical therapist in Chicopee, Massachusetts, said she developed twitching muscles, numbness in her feet, ...

California prohibits employers from discriminating against employees because of off-duty use of marijuana, with some exemptions. One exemption is for “the building and construction trades.” California ...