The human brain is made up of two kinds of matter: the nerve cell bodies (gray matter), which process sensation, control voluntary movement, and enable speech, learning and cognition, and the axons (white matter), which connect ...
Oct 20, 2023
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A number of brain areas change their activity before we execute a planned voluntary movement. A new study by Umeå University identifies a novel function of this preparatory neural activity, highlighting another mechanism ...
Feb 26, 2021
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The progress a baby makes in the first year of life is amazing: a newborn can only wave its arms and legs about randomly, but not so long after the baby can reach out and pick up a crumb from the carpet. What happens in the ...
Dec 19, 2013
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For the first time, scientists have revealed a mechanism underlying the cellular degeneration of upper motor neurons, a small group of neurons in the brain recently shown to play a major role in ALS pathology.
Jan 28, 2015
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Stephen Hawking, the British theoretical physicist who suffers from motor neurone disease, has publicly backed the notion of assisted suicide for people with terminal illnesses.
Sep 18, 2013
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A study by researchers at Henry Ford Hospital found "substantial evidence" that a regenerative process involving damaged nerve fibers in the spinal cord could hold the key to better functional recovery by most stroke victims.
May 23, 2013
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By using noninvasive stimulation, researchers were able to temporarily improve the ability of people with spinal cord injuries to use their hands. The findings, reported on November 29th in Current Biology, a Cell Press publication, ...
Nov 29, 2012
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An Indiana University study that examined the effect of age and physical activity on lower leg muscle reflexes and coordination concluded that participation in physical activity was beneficial for lower leg muscle coordination ...
Oct 17, 2012
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Electrical stimulation using extradural electrodes—placed underneath the skull but not implanted in the brain—is a safe approach with meaningful benefits for patients with Parkinson's disease, reports the October issue ...
Oct 16, 2012
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