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Cocaine makes brains worse at learning from mistakes
Cocaine addicts may have more difficulty recognizing the effects of bad decisions, because the drug may actually impair the circuits in the brain responsible for recognizing and predicting loss, according to new study. The research, published in The Journal of Neuroscience on Tuesday, may help to explain why it's so difficult for users to quit even after suffering imprisonment, broken relationships or other personal problems. It could also provide a warning of sorts to cocaine users engaged in activities such as high-level decision making—or investing. "The human species is guided by the prospect of maximizing ... (full story)
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