Smoking 3,000 Joints is Bad for Your Brain, Mclean Hospital Study Finds
11/18/2010 6:38:24 AM
AOL -- (Nov. 16) -- This news may be something of a buzz-kill. A new study shows that subjects who began smoking pot before age 16 scored significantly worse on cognitive function tests than both nonsmokers and those who picked up the habit later in life.
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