Experiencing a traumatic event can cause life-long anxiety problems, called posttraumatic stress disorder. Researchers from Uppsala University and Karolinska Institutet now show that people with posttraumatic stress disorder ...
Nov 30, 2015
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Turns out your mom was right: Scratching an itch only makes it worse. New research from scientists at Washington University School of Medicine in St. Louis indicates that scratching causes the brain to release serotonin, ...
Oct 30, 2014
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A team of scientists at Florida Atlantic University has uncovered a brain-signaling pathway that can be pharmacologically manipulated in genetically engineered mice to reverse an autism-related pathway. Using an investigational ...
Oct 8, 2018
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For the first time, scientists report a link between eating nuts and higher levels of serotonin in the bodies of patients with metabolic syndrome (MetS), who are at high risk for heart disease. Serotonin is a substance that ...
Nov 2, 2011
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Researchers at the University of Essex have shown that a genetic variant could make some people more sensitive to their emotional environment - and more susceptible to anxiety disorders - than others. The study, funded by ...
Jan 13, 2012
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Dermatologists have long known that available treatments for chronic itch, including eczema, are simply not up to scratch. But scientists have now discovered a new gene that promotes itch, suggesting a way forward for powerful ...
Jun 11, 2015
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A synthetic compound is able to turn off "secondary" vacuum cleaners in the brain that take up serotonin, resulting in the "happy" chemical being more plentiful, scientists from the School of Medicine at The University of ...
Jun 21, 2013
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Rats susceptible to anhedonia, a core symptom of depression, possess more serotonin neurons after being exposed to chronic stress, but the effect can be reversed through amygdala activation, according to new research in the ...
Dec 2, 2019
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Imbalances in brain chemistry are at the heart of many neurologic diseases. These same brain chemicals also play roles in gut health. So, scientists at Stanford have invented "NeuroString"—a soft implantable probe that ...
Jun 1, 2022
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Anxiety-prone people can blame serotonin cleanup proteins gone awry in their amygdala, according to research in marmosets recently published in JNeurosci. Targeting the amygdala with anti-anxiety medication could provide ...
May 11, 2020
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