A new study finds that longtime marijuana use lowers motivation and reward-seeking behavior as the brain produces less dopamine.
http://www.freerepublic.com/focus/f-chat/3039553/posts
http://www.freerepublic.com/focus/f-chat/3039553/posts
Showing posts with label Study: Longtime Marijuana Smokers Lack Motivation. Show all posts
Showing posts with label Study: Longtime Marijuana Smokers Lack Motivation. Show all posts
Friday, July 5, 2013
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