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 ...
Dec 10, 2018
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(Medical Xpress)—To John Salamone, professor of psychology and longtime researcher of the brain chemical dopamine, scientific research can be very slow-moving.
Dec 3, 2012
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In a new study of seven people with Parkinson's disease, Johns Hopkins Medicine researchers report evidence that deep brain stimulation using electrical impulses jumpstarts the nerve cells that produce the chemical messenger ...
Aug 21, 2019
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Over the past decades, many neuroscientists have investigated how the mammalian brain modulates pain, trying to uncover the neural mechanisms underpinning chronic pain. Chronic pain is pain in specific parts of the body, ...
A team of psychiatrists from Duke University and Yale University has found what they describe as a causal association between evening social media use and delayed sleep. In their study, reported in the journal Sleep Medicine, ...
Storing and retrieving memories is among the most important tasks our intricate brains must perform, yet how that happens at a molecular level remains incompletely understood. A new study from the lab of Neuroscience Professor ...
Jan 13, 2020
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There's a reason so many children are prescribed methylphenidate, better known by the trade name Ritalin: it helps kids quell attention and hyperactivity problems and sit still enough to focus on a school lesson.
Dec 13, 2018
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Insulin, the hormone essential to all mammals for controlling blood sugar levels and a feeling of being full after eating, plays a much stronger role than previously known in regulating release of dopamine, a neurotransmitter ...
Oct 27, 2015
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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 ...
Oct 25, 2018
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Common assumption has long held that Ritalin, Adderall and similar drugs work by helping people focus.
Mar 19, 2020
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