Nearly half of all patients with brain metastasis experience cognitive impairment. Until now, it was thought that this was due to the physical presence of the tumor pressing on neural tissue. But this "mass effect" hypothesis ...
Aug 30, 2023
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Strokes are the number one cause of persistent physical impairment among adults worldwide. Sufferers often find it hard or even impossible to perform everyday physical actions like walking or reaching for something. One reason ...
Apr 18, 2023
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Biomedical and electrical engineers at UNSW Sydney have developed a new way to measure neural activity using light—rather than electricity—which could lead to a complete reimagining of medical technologies like nerve-operated ...
Oct 26, 2022
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EPFL scientists have developed a miniaturized electronic platform for the stimulation and recording of peripheral nerve fibers on a chip. By modulating and rapidly recording nerve activity with a high signal-to-noise ratio, ...
Oct 23, 2018
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ETH researchers have revealed that Schwann cells in the peripheral nervous system largely produce their own fatty acids in order to create electrical insulation for nerve fibres. This process relies on an enzyme whose absence ...
Mar 8, 2018
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The term "birdbrain" has been part of our lexicon for about a century to describe someone's intellect, or lack of it, presumably because birds have really small brains. But, in fact, the way songbirds learn to sing is similar ...
Jul 31, 2017
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For the first time ever, a paralyzed man can move his fingers and hand with his own thoughts thanks to an innovative partnership between The Ohio State University Wexner Medical Center and Battelle.
Jun 24, 2014
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It is often said that once people develop an addiction, they can never completely eliminate their attraction to the abused substance. New findings provide further support for this notion by suggesting that even long-term ...
Sep 23, 2013
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Just as wires must be insulated to effectively carry electrical impulses, nerve cells must be insulated by myelin to effectively transmit neural impulses. Using typical magnetic resonance imaging or MRI, one can visually ...
Sep 16, 2013
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(Medical Xpress)—Chronic alcohol exposure leads to brain adaptations that shift behavior control away from an area of the brain involved in complex decision-making and toward a region associated with habit formation, according ...
Aug 23, 2013
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