It has long been assumed that chronic nerve pain is caused by hypersensitivity in the neurons that transmit pain. Researchers at Karolinska Institutet in Sweden now show that another kind of neuron that normally allows us ...
Jun 1, 2017
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There are neurons in your skin that are wired for one purpose and one purpose only: to sense itchy things. These neurons are separate from the ones that detect pain, and yet, chemical-induced itch is often accompanied by ...
Feb 22, 2017
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Sensory problems are common to autism spectrum disorders. Some individuals with autism may injure themselves repetitively—for example, pulling their hair or banging their heads—because they're less sensitive to pain than ...
Dec 1, 2016
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The sensation of pain occurs when neural pathways conduct excitation generated by tissue damage to the spinal cord, where the nociceptive information is extensively pre-processed. From there, the information is transmitted ...
Nov 11, 2016
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A chemical in the brain typically associated with cognition, movement and reward-motivation behavior—among others—may also play a role in promoting chronic pain, according to new research at The University of Texas at ...
May 6, 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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Researchers at the UNC School of Medicine have found a new target for treating chronic pain: an enzyme called PIP5K1C. In a paper published today in the journal Neuron, a team of researchers led by Mark Zylka, PhD, Associate ...
May 21, 2014
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(Medical Xpress)—When brain cells are overwhelmed by an influx of too many calcium molecules, they shut down the channels through which these molecules enter the cells. Until now, the "stop" signal mechanism that cells ...
May 9, 2013
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The skin is a human being's largest sensory organ, helping to distinguish between a pleasant contact, like a caress, and a negative sensation, like a pinch or a burn. Previous studies have shown that these sensations are ...
Jan 30, 2013
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While studying the sense of touch, scientists at Duke Medicine have pinpointed specific neurons that appear to regulate perception.
Oct 25, 2012
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