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Alcoholism could be linked to a hyper-active brain dopamine system

Research from McGill University suggests that people who are vulnerable to developing alcoholism exhibit a distinctive brain response when drinking alcohol, according to a new study by professor Marco Leyton, of McGill University’s Department of Psychiatry. Compared to people at low risk for alcohol-use problems, those at high risk showed a greater dopamine response in a brain pathway that increases desire for rewards.

Fuente : http://www.eurekalert.org/pub_releases/2013-08/mu-…

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