Smoking cannabis can do more than blur memories. It can reshape them. A new Washington State University study found that ...

Measuring marijuana intoxication in drivers has become more confusing since adult-use marijuana was legalized in Arizona. But in a new ruling earlier this month from the Arizona Court of Appeals, the ...

The Colorado Department of Public Health and Environment just announced another round of grants — totaling $2.35 million — that will fund seven studies researching the health and safety impacts of ...