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 ...

Addiction

Potential new drug for alcohol dependence

(Medical Xpress) -- Research from Karolinska Institutet has identified a monoamine stabiliser as a potential new drug for the treatment of alcohol dependence. Tested on rats, whose reward system is gradually blunted by long-term ...

Neuroscience

Brain circuitry is different for women with anorexia and obesity

Why does one person become anorexic and another obese? A study recently published by a University of Colorado School of Medicine researcher shows that reward circuits in the brain are sensitized in anorexic women and desensitized ...

Health

Young adults drink more in the company of a heavy drinker

Young adults drink more alcohol if they are in the company of peers who drink heavily. NWO researcher Helle Larsen has scientifically confirmed this link for the first time by observing young adults in a research lab converted ...

Psychology & Psychiatry

Low dopamine levels during withdrawal promote relapse to smoking

Mark Twain said, "Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times." Many smokers would agree that it's difficult to stay away from cigarettes. A new study in Biological ...

Psychology & Psychiatry

New brain research suggests eating disorders impact brain function

Bulimia nervosa is a severe eating disorder associated with episodic binge eating followed by extreme behaviors to avoid weight gain such as self-induced vomiting, use of laxatives or excessive exercise. It is poorly understood ...

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