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 brain region controlling whether we feel happy or sad, as well as addiction, is remodeled by chronic pain, reports a new Northwestern Medicine study.
Dec 21, 2015
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(Medical Xpress)—People who use marijuana heavily experience a blunted response to dopamine, according to researchers at Brookhaven National Laboratory, New York University Langone Medical Center and the National Institute ...
Working with mice, Johns Hopkins researchers have established a link between elevated levels of a stress hormone in adolescence—a critical time for brain development—and genetic changes that, in young adulthood, cause ...
Jan 17, 2013
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What happens in the human brain when we learn from positive and negative experiences? To help answer that question and better understand decision-making and human behavior, scientists are studying dopamine.
Dec 1, 2023
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Results from a new clinical trial suggest that a group of brain regions known as the "salience network" is activated after a drug is taken intravenously, but not when that same drug is taken orally.
Nov 8, 2023
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Has someone close to you just been diagnosed with Parkinson's disease? Well, chances are the disease has been progressing quietly but insidiously for more than 10 years, new research shows.
Jul 18, 2023
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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, ...
Northwestern Medicine investigators have discovered novel sex-specific mechanisms that control how stress hormones impact dopamine transmission and motivation, findings that can inform new therapeutic strategies for treating ...
Mar 24, 2023
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Researchers at The University of Alabama identified a critical mechanism for how signals from the environment are integrated with genetic information to influence the health and survival of brain cells, providing a key insight ...
Feb 22, 2023
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