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Addiction starts with an overcorrection in brain, study shows

A trio of new studies show how the brain overcorrects to drugs and alcohol in a way that suppresses dopamine long-term, leading to withdrawal symptoms. "Addiction is a brain disease that could be treated like any other disease," one researcher said. "I wouldn't be as motivated to do this research, or as passionate about the work, if I didn't think a cure was possible."
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