Neuroscience

Hard choices? Ask your brain's dopamine

Say you're reaching for the fruit cup at a buffet, but at the last second you switch gears and grab a cupcake instead. Emotionally, your decision is a complex stew of guilt and mouth-watering anticipation. But physically ...

Diseases, Conditions, Syndromes

Where to draw the line between mental health and illness?

Accoording a recent study, schizophrenia is considered an illness by nearly all Finns, while grief and homosexuality are not. On the other hand, opinions vary greatly on whether alcoholism, work exhaustion, drug addiction ...

Psychology & Psychiatry

Meth vaccine shows promising results in early tests

Scientists at The Scripps Research Institute (TSRI) have performed successful tests of an experimental methamphetamine vaccine on rats. Vaccinated animals that received the drug were largely protected from typical signs of ...

Medical research

'Optogenetics' used to control reward-seeking behavior

Using a combination of genetic engineering and laser technology, researchers at the University of North Carolina at Chapel Hill have manipulated brain wiring responsible for reward-seeking behaviors, such as drug addiction. ...

Neuroscience

Experimental drug found to reduce nicotine craving

(Medical Xpress)—Researchers at the Aptuit Centre for Drug Discovery and Development in Italy, have found that a drug called GSK598809 is able to block a type of dopamine receptor in the brain that has been linked to nicotine ...

Neuroscience

Study pinpoints part of brain that triggers addiction

(Medical Xpress)—Activating the brain's amygdala, an almond-shaped mass that processes emotions, can create an addictive, intense desire for sugary foods, a new University of Michigan study found.

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