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People who scored high on a test that measures impulsive and antisocial traits had exaggerated brain responses to certain "rewards," like winning money or taking stimulant drugs. The new study provides evidence that a dysfunctional brain reward system may underlie vulnerability to a personality disorder known as psychopathy.
Psychopathic Traits Linked to Brain Reward System
Seeded on Mon Mar 29, 2010 5:43 PM EDT
Article Source: National Institutes of Health- Enjoy this article? Help vote it up the 'Vine.
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