Explore dopamine's role in movement and how it challenges long-standing theories about motor control and Parkinson's disease treatments.

Drugs that adjust dopamine levels in the brain greatly affect how people react to success and failure, according to a new study. Drugs that adjust dopamine levels in the brain greatly affect how ...

In a breakthrough that could one day help individuals with pathological aggression, researchers at Columbia University identified a specific receptor related to the neurotransmitter dopamine that ...

According to Janice Joplin, free will, like freedom, “is just another word for nothin’ left to lose.” According to Sigmund Freud, free will is when “the daemonic forces of the repetition compulsion” ...

When you think of dopamine, pleasure and addiction are usually the first two reactions. But think again. Well, dream again: The neurotransmitter plays a role in activating sleepy dreams. Researchers ...

Why do people afflicted with schizophrenia have the highest prevalence of smoking that is found for any grouping of the population? That statistic comes from neuroscientist John Dani, at Baylor ...

In treating Parkinson's disease patients one medical researcher found that patients were exhibiting new bursts of artistic activity. Now she has begun to understand why. Parkinson's experts across the ...

What are the most addictive drugs? This question seems simple, but the answer depends on whom you ask. From the points of view of different researchers, the potential for a drug to be addictive can be ...

For decades, psychologists have viewed the neurotransmitter dopamine as a double-edged sword: released in the brain as a reward to train us to seek out pleasurable experiences, but also a "drug" the ...