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Neurology news
Local neural wiring may set the brain's range of activity patterns
The human brain contains billions of neurons, specialized nerve cells that receive, transmit and process information through electrical and chemical signals. Human thoughts, sensory perceptions and behaviors are known to ...
19 hours ago
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Aging blocks the retina's ability to regrow lost neurons, a first-of-its-kind study finds
A new study from the laboratory of Levi Todd, Ph.D., at Upstate Medical University has found that aging significantly limits the ability of support cells in the retina, called glia, to be reprogrammed into new neurons, a ...
16 hours ago
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Experimental brain implants are on the rise. What happens after the trials are over?
In 2024, Elon Musk's Neuralink put its first brain implant into a human amid doubt from scientists and allegations of animal cruelty.
18 hours ago
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Voice disorder may be an early sign of dementia, study suggests
Those experiencing worsening voice quality—in pitch, clarity, volume, reduced vocal range or other voice disorders—and no hearing loss may be at 58% greater risk of cognitive impairment or dementia than those who are not ...
18 hours ago
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Practice helps the brain separate tasks and improve multitasking ability
Why is it so difficult to perform two tasks at the same time? For decades, scientists have debated whether multitasking is limited by a "central bottleneck" that restricts simultaneous processing or by competition for limited ...
22 hours ago
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When to worry about numbness and tingling: Expert explains neuropathy, other causes
Most people experience numbness or the familiar pins-and-needles sensation from time to time. Often, it is harmless and occurs temporarily, because you have been sitting, standing or sleeping in a position that puts pressure ...
13 hours ago
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Break a sweat, hear more? Early results point to a surprising link between fitness and speech perception
It's easy to take hearing for granted.
19 hours ago
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Psilocybin prevents chemotherapy-related nerve injury and associated symptoms in preclinical models
In a breakthrough study, researchers at The University of Texas MD Anderson Cancer Center discovered that psilocybin given before chemotherapy prevented the onset of nerve injury in preclinical models, even after repeated ...
Sep 3, 2026
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Over 90% of people carry this virus—and it can cause more than chickenpox and shingles
New research published in Nature Reviews Disease Primers is shedding light on the surprisingly broad range of neurological and systemic diseases that can be caused by varicella zoster virus (VZV), the virus that causes chickenpox ...
Sep 3, 2026
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Key path to Alzheimer's-like brain damage starts outside the brain
Immune cells that normally protect the body from damage by attacking foreign or infected cells are found in the brains of patients with Alzheimer's disease and related disorders at much higher levels than in healthy brains. ...
Sep 3, 2026
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How the developing human brain takes instructions: Two studies reveal what guides its most important stem cells
As the human brain takes shape before birth, a remarkable type of stem cell helps give it many of the features that make it distinctly human. These cells, called radial glia, make billions of decisions that determine which ...
Sep 3, 2026
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Three psychedelic drugs affect the brain differently, brain scans in rats suggest
In recent years, psychedelic drugs have attracted growing interest as potential treatments for conditions including depression, anxiety and addiction. Although these drugs are often considered one group, researchers from ...
Sep 3, 2026
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Cerebral palsy might be a collection of symptoms, not its own disease
Historically, cerebral palsy (CP) was linked largely to events at birth, including prematurity or temporary loss of oxygen to the brain, but research over the past decade has suggested that genetic factors contribute to CP ...
Sep 3, 2026
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Neural networks reveal how experience shapes learning in both brains and machines
A new study has used a type of machine learning called a neural network to reveal how different kinds of training can change how learning happens—both in machines and in living brains.
Sep 3, 2026
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Stopping chronic pain before it starts: Surprising biological pathway may play key role
Chronic pain is one of medicine's most stubborn puzzles. A sprained back, a surgical incision or a pinched nerve heals—and yet, for millions of people, the pain never fully goes away. Why some injuries fade into memory while ...
Sep 3, 2026
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Routine clinical data help AI predict rapid Parkinson's decline three to five years in advance
For patients diagnosed with Parkinson's disease, one of the greatest uncertainties is what comes next. Some people experience relatively mild symptoms for years. Others face a much steeper course marked by worsening movement ...
Sep 3, 2026
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The blueprint for taste: Scientists map the neural circuitry behind feeding decisions in fruit flies
Everything you eat passes one checkpoint before it enters your body: taste. In a fraction of a second, it decides what gets swallowed and what gets rejected, a judgment call critical to survival. Now, for the first time, ...
Sep 3, 2026
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How severe illness during pregnancy sometimes alters neurodevelopment
Neurodevelopmental conditions, which include autism spectrum disorder, ADHD (attention-deficit/hyperactivity disorder) and more, affect around 10% of the American population. Despite their prevalence, it has remained difficult ...
Sep 3, 2026
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Skull bone marrow inflammation marker rises with chronic pain severity
Chronic pain affects almost one-quarter of U.S. adults. Yet, for most people, current treatment approaches provide only limited relief. Recent research has pointed to bone marrow found in the skull as an important site of ...
Sep 3, 2026
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New disease gene discovery provides answers to families
Ōtākou Whakaihu Waka researchers have helped identify the cause of a previously unrecognized neurodevelopmental disorder. Dr. Meghan Mulligan, of the Department of Biochemistry, says the finding has given people around the ...
Sep 3, 2026
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FDA clears blood test for Alzheimer disease
The U.S. Food and Drug Administration has cleared the PrecivityAD2 test for adults 40 and older presenting with signs or symptoms of cognitive impairment and undergoing evaluation for Alzheimer's disease or other forms of ...
Sep 3, 2026
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Intensive BP lowering reduces recurrent stroke after intracerebral hemorrhage
Intensive blood pressure-lowering treatment after intracerebral hemorrhage reduces the risk of recurrent stroke without an increase in serious adverse events, according to a study published in the September issue of The Lancet ...
Sep 3, 2026
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How a little stress may help our cells protect themselves
The cells of our body are frequently exposed to hazards that can damage them, cause them to malfunction or kill them. Yet they have defense systems that can sometimes be strengthened by small doses of stress, a phenomenon ...
Sep 3, 2026
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Study highlights fragmented dementia care across health and social care systems
A new University of Liverpool–led study has highlighted widespread fragmentation between health care and social services for people living with dementia and their unpaid caregivers across eight European countries.
Sep 3, 2026
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Migraine treatment gets a rethink: New guide prioritizes patient voice and choice
A migraine headache can easily bring someone's usual day to a halt. The intense throbbing pain, usually on one side of the head, often comes with nausea, vision disturbances and light sensitivity. Preventive medicines work ...
