Study: Marijuana use up among teens - KWWL - Eastern Iowa Breaking News, Weather, Closings

Study: Marijuana use up among teens

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WATERLOO (KWWL) -

Marijuana use is up among teens. 

A new survey finds nearly 1 in 10 teens say they smoke marijuana 20 or more times a month.That kind of heavy marijuana usage is up 80% among teens since 2008. Over 70% of teens said they have friends who smoke dope regularly.

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