Researchers performed lung function tests on marijuana smokers over 20 year period
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Tag Archives: marijuana-smokers
Feed SubscriptionSurvey: 3M more U.S. pot smokers in last decade
7 percent of Americans were illicit marijuana smokers in 2010, higher than earlier in decade, survey finds; Meth, cocaine use down
Read More »Marijuana linked to brain changes, but are they harmful?
Daily marijuana smokers have reduced levels of key brain receptors, new study shows
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