Marijuana Re-Shapes Brains of Users, Study Claims

April 15, 2014 9:07 PM

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Marijuana Re-Shapes Brains of Users, Study Claims

Two neural regions key to emotions and motivation become misshapen or abnormally large after repeated pot smoking, scientists reported Tuesday. They call their study the first “to show casual use of marijuana is related to major brain changes.”

No need for that iconic, anti-drug image from the '80s -– a piping-hot pan and a frying egg –- to make the latest visual point. To bolster this claim, researchers used an MRI machine and the brains of 40 live people. They assert that the more joints a person smokes, the more those two neural hubs ge...

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