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Study suggests brain shape possibly related to cocaine dependence risk

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From the University of Cambridge press release via EurekAlert!: People who take cocaine over many years without becoming addicted have a brain structure which is significantly different from those individuals who developed cocaine-dependence, researchers have… 

Study suggests dopamine regulates motivation to act

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From the Asociación RUVID press release via ScienceDaily: The widespread belief that dopamine regulates pleasure could go down in history with the latest research results on the role of this neurotransmitter. Researchers have proved that… 

Study suggests hoarders have trouble with decision-making

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From the Science Network WA press release by Narelle Towie via MedicalXpress: Compulsive hoarders struggle to throw out their many possessions because their brains lack flexibility, new research suggests. To most people, the idea of…