Study: Smoking Marijuana Makes Part of the Brain Smaller

November 11, 2014 9:02 PM

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With even more people smoking marijuana, there has been an uptick in scientific research about the effect the drug has on a user’s mind and body. One such study took a longer-term look at what chronic pot smoking does to the brain and found it actually shrunk part of it.

“We have seen a steady increase in the incidence of marijuana use since 2007,” Dr. Francesca Filbey, director of the Cognitive Neuroscience Research in Addictive Disorders at the Center for BrainHealth, said in a statement. “However, research on its long-term effects remains scarce despite the chang...

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