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Anorak | Smoking Marijuana Won’t Rot Your Mind As Fast As Alcohol And Poverty Do (Study)

Smoking Marijuana Won’t Rot Your Mind As Fast As Alcohol And Poverty Do (Study)

by | 23rd, October 2014

DOES smoking marijuana make you dumb? In The Washington Post   Christopher Ingrahams  takes look at the data in a British study:

Even heavy marijuana use wasn’t associated with IQ.

“In particular alcohol use was found to be strongly associated with IQ decline,” the authors write. “No other factors were found to be predictive of IQ change.”

The UK study does find evidence, however, of slightly impaired educational abilities among the very heaviest marijuana users. This group of students scored roughly 3% lower on school exams taken at age 16, even after adjusting for confounding factors.

In a press release accompanying the study, lead author Claire Mokrysz noted

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Posted: 23rd, October 2014 | In: News Comment | Follow the Comments on our RSS feed: RSS 2.0 | TrackBack | Permalink