VIDEO: CNN Reports on Study Showing Marijuana Smoking May Be Good For Your Lungs: VIDEO

CNN reports on a new study showing marijuana does not hurt the lungs like tobacco: Scientists were “surprised to find that subjects who smoked limited amounts of marijuana actually were able to blow large volumes of air into the spirometer,” doing better than non-smokers on tests.

Read more: http://thechart.blogs.cnn.com/2012/01/10/study-occasional-pot-smoking-not-as-damaging-as-cigarettes/?iref=allsearch

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