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Disorders and Syndromes News
July 4, 2023

Top Headlines

How the Ear Can Inform the Brain of Whether Hearing Is Impaired

A cochlear signal, the exact role of which has been unclear since its discovery around 70 years ago, probably gives the brain information on whether the ear is functioning normally or not. These new findings are an important piece of the puzzle in explaining what happens in the ear in hearing ...

Genetic Variant Linked With Faster Progression of Multiple Sclerosis

A study of more than 22,000 people with multiple sclerosis (MS) has for the first time identified a genetic variant associated with faster progression of the disease, an accumulation of disability that can rob patients of their mobility and independence over time. Multiple sclerosis begins as an ...

What Makes Multiple Sclerosis Worse, and How to Make It Better

Scientists identify the first genetic marker for MS severity, opening the door to preventing long-term ...

Brain Imaging-Based Biomarker of Depression Identified

Major depressive disorder (MDD) is not only among the most common mental illnesses, affecting over 8% of Americans, but it is also extremely variable from one person to another. Researchers have recently begun making strides toward understanding the neurophysiology underlying different subtypes of ...
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Chronic Stress-Related Neurons Identified

Researchers have identified a group of nerve cells in the mouse brain that are involved in creating negative emotional states and chronic stress. The neurons, which have been mapped with a ...

Pain Not Perceived in the Same Way in People With Alzheimer's Disease

New research has found that in a mouse model mimicking Alzheimer's Disease (AD) pain signals are not processed in the same way as in healthy ...

Unraveling the Connections Between the Brain and Gut

Engineers designed a technology to probe connections between the brain and the digestive tract. Using fibers embedded with a variety of sensors, as well as optogenetic stimulation, the researchers ...

Is TBI a Chronic Condition?

People with TBI may continue to improve or decline years after their injury, making it a more chronic illness, according to a a new ...

Blood Pressure Drug Could Prevent Post-Traumatic Headaches

A study has shown that prazosin, a drug used to treat high blood pressure, can prevent post-traumatic ...

What Role Does Alternative Splicing Play in Neurodegenerative Disease?

Scientists have written a review to discuss emerging research and evidence of the roles of alternative splicing defects in major neurodegenerative diseases. They also summarize the latest advances in ...

Restoring the Blood-Brain Barrier?

Scientists discover a treatment in mice to repair the blood-brain barrier, which is key to brain ...

New Research Reveals the Impact of Different Species and Their Traits on Human Wellbeing

New research has revealed that well-functioning ecosystems are crucial to human health and wellbeing, with human-biodiversity interactions delivering wellbeing gains equating to substantial ...

Brain Receptor Patterns Separate Sensory and Cognitive Networks

Receptor patterns define key organizational principles in the brain, scientists have ...

Sports Concussions Increase Injury Risk

Concussions are an unfortunate reality of contact sports at junior and senior levels. Now, sports experts are suggesting extended recovery times may be needed for youth athletes suffering from head ...

Endocrine-Disrupting Chemicals May Raise Risk of Cognitive Disorders in Future Generations

Adverse cognitive effects linked to polychlorinated biphenyls (PCBs) exposure, a type of endocrine-disrupting chemical (EDC), have the potential to be passed down through generations, according to an ...

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科学家盘over Spiral-Shaped Signals That Organize Brain Activity

Scientists have discovered human brain signals traveling across the outer layer of neural tissue that naturally arrange themselves to resemble swirling ...

怀孕激素维修髓鞘损伤in MS Mouse Model

A new study has identified a treatment that could repair myelin in the cortex, undoing some of the damage caused by ...

Ultra Small Molecule as a New Target for Alzheimer's Disease?

A new study shows that a very small molecule called microRNA-132 can have a significant impact on different brain cells and may play a role in Alzheimer's ...

AI Helps Show How the Brain's Fluids Flow

A new, AI-based technique for measuring fluid flow in the brain could lead to treatments for diseases such as ...

Psychedelic Drugs Reopen 'Critical Periods' for Social Learning

Neuroscientists have long searched for ways to reopen 'critical periods' in the brain, when mammals are more sensitive to signals from their surroundings that can influence periods of brain ...

'Smart' Drugs Can Decrease Productivity in People Who Don't Have ADHD, Study Finds

Research suggests that complex tasks akin to real life decision-making take neurotypical people longer to complete when they take 'smart' drugs than when they do not. The smart drugs do ...

Altered Gut Bacteria May Be Early Sign of Alzheimer's Disease

Alzheimer's disease causes changes to the brain that begin two decades or more before symptoms appear. A study reveals that the bacteria that live in the gut also change before Alzheimer's ...

New Images Capture Unseen Details of the Synapse

Scientists have created one of the most detailed 3D images of the synapse, the important juncture where neurons communicate with each other through an exchange of chemical signals. These nanometer ...

Serotonin Booster Leads to Increased Functional Brain Connectivity

Cognitive deficits accompany mood disorders and other psychiatric conditions, often with debilitating effects. Limited treatments currently exist, but studies in animals and humans have pointed to ...

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