Medically reviewed by Mary Choy, PharmD Key Takeaways THC detection times vary by test type, lasting up to 12 hours in blood, 24-48 hours in saliva, up to 30 days in urine (on the longer side with ...

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

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 ...