Heavy alcohol use rewires brain circuitry, which makes it harder for alcoholics to recover psychologically following a traumatic experience, say researchers.
“We’re not only seeing that alcohol has detrimental effects on a clinically important emotional process, but we’re able to offer some insight into how alcohol might do so by disrupting the functioning of some very specific brain circuits,” says lead author Andrew Holmes of the National Institute on Alcohol Abuse and Alcoholism, who worked with scientists at UNC-Chapel Hill.
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