Marijuana Use In U.S. Adults Doubles In Decade, Surveys Show

CHICAGO (AP) — Marijuana use among U.S. adults doubled over a decade, rising to almost 10 percent or more than 22 million mostly recreational users, government surveys show.
The trend reflects a cultural shift and increasingly permissive views about the drug, the researchers say, noting that other studies have shown increasing numbers of adults think marijuana should be legalized. Recreational use is now permitted in Colorado and three other states.
Almost 1 in 3 users had signs of marijua