Psychology & Psychiatry

Chronic adversity dampens dopamine production

People exposed to a lifetime of psychosocial adversity may have an impaired ability to produce the dopamine levels needed for coping with acutely stressful situations.

Parkinson's & Movement disorders

Antioxidant precursor molecule could improve Parkinson's

N-acetylcysteine (NAC) is a naturally occurring molecule that replenishes one of the body's antioxidants and now shows potential benefit as part of a standard course of treatment for patients with Parkinson's disease, according ...

Psychology & Psychiatry

Meditation adapts the brain to respond better to feedback

In a new study in the Journal of Cognitive, Affective & Behavioral Neuroscience researchers from the University of Surrey have discovered a link between meditation and how individuals respond to feedback.

Neuroscience

Dopamine's yin-yang personality: It's an upper and a downer

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 constant pursuit of which ...

Neuroscience

Just a few drinks can change how memories are formed

One of the many challenges with battling alcohol addiction and other substance abuse disorders is the risk of relapse, even after progress toward recovery. Even pesky fruit flies have a hankering for alcohol, and because ...

Psychology & Psychiatry

Give-up-itis: When people just give up and die

During World War Two, when a cargo ship was torpedoed and sank in the North Sea, some of the crew managed to escape the sinking vessel. One survivor reported a curious incident that happened on their life raft: "There were ...

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