Neuroscience

Abnormal brain structure linked to chronic cocaine abuse

Researchers at the University of Cambridge have identified abnormal brain structures in the frontal lobe of cocaine users' brains which are linked to their compulsive cocaine-using behaviour. Their findings were published ...

Neuroscience

Eliminating protein in specific brain cells blocks nicotine reward

Removing a protein from cells located in the brain's reward center blocks the anxiety-reducing and rewarding effects of nicotine, according to a new animal study in the July 27 issue of The Journal of Neuroscience. The findings ...

Neuroscience

How the brain encodes social rank and 'winning mindset'

If you're reaching for the last piece of pizza at a party and see another hand going for it at the same time, your next move probably depends both on how you feel and whom the hand belongs to. Your little sister—you might ...

Neuroscience

Decision-making involves a little known brain region

When faced with a change to our environment, we have to make appropriate decisions, which usually involves the orbitofrontal cortex. Yet unexpectedly, scientists at the Institut de Neurosciences Cognitives et Intégratives ...

Neuroscience

Memory replay prioritizes high-reward memories

Why do we remember some events, places and things, but not others? Our brains prioritize rewarding memories over others, and reinforce them by replaying them when we are at rest, according to new research from the University ...

Diseases, Conditions, Syndromes

Does eating give you pleasure or make you anxious?

(Medical Xpress) -- Perhaps the most puzzling symptom of anorexia nervosa -- a disorder that tends to occur in young women -- is the refusal to eat, resulting in extreme weight loss. While most people have a great deal of ...

Neuroscience

ADHD medicine affects the brain's reward system

(Medical Xpress)—A group of scientists from the University of Copenhagen has created a model that shows how some types of ADHD medicine influence the brain's reward system. The model makes it possible to understand the ...

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