Medical Xpress news

Medical Xpress / 'Cognitive Legos' help the brain build complex behaviors

Artificial intelligence may write award-winning essays and diagnose disease with remarkable accuracy, but biological brains still hold the upper hand in at least one crucial domain: flexibility.

Nov 26, 2025 in Psychology & Psychiatry
Medical Xpress / Possible therapeutic approach to treat diabetic nerve damage discovered

Nerve damage is one of the most common and burdensome complications of diabetes. Millions of patients worldwide suffer from pain, numbness, and restricted movement, largely because damaged nerve fibers do not regenerate sufficiently. ...

Nov 26, 2025 in Neuroscience
Medical Xpress / Schizophrenia-spectrum disorders may originate in specific brain regions that show early structural damage

Researchers at the University of Seville have identified the possible origins of structural damage in the brains of patients with schizophrenia spectrum disorders (SSDs). These are regions that show the greatest morphological ...

Nov 26, 2025 in Psychology & Psychiatry
Medical Xpress / Monthly injection can help severe asthma patients safely stop or reduce daily steroids

A monthly injection has helped 90% of severe asthma patients reduce daily steroid tablets, which are associated with long-term side effects. More than half of the participants who had received the injection were able to stop ...

Nov 26, 2025 in Medications
Medical Xpress / Drug developed for inherited bleeding disorder shows promising trial results

Hereditary hemorrhagic telangiectasia (HHT) is the second most common inherited bleeding disorder worldwide, affecting one in 3,800 persons. HHT's hallmark symptom is chronic nosebleeds, which often occur alongside other ...

Nov 26, 2025 in Medications
Medical Xpress / Missing cancer gene explains why some lung tumors respond well to immunotherapy

For some patients with the most common type of lung cancer, known as lung adenocarcinoma, there's new hope. In a new study published in Cell Reports, Mayo Clinic researchers have found several previously unknown genetic and ...

Nov 26, 2025 in Oncology & Cancer
Medical Xpress / Why certain arthritis drugs don't work in rheumatoid arthritis

Cedars-Sinai investigators may have figured out why certain immunosuppressive treatments don't work well in rheumatoid arthritis. In a study published in Science Immunology, scientists trace the problem to specific changes ...

Nov 26, 2025 in Arthritis & Rheumatism
Medical Xpress / Pesticides and other common chemical pollutants are toxic to 'good' gut bacteria, lab-based screening indicates

A large-scale laboratory screening of human-made chemicals has identified 168 chemicals that are toxic to bacteria found in the healthy human gut. These chemicals stifle the growth of gut bacteria thought to be vital for ...

Nov 26, 2025 in Health
Medical Xpress / Why watching someone get hurt on screen makes you wince: How the brain triggers echoes of touch sensation

If watching Robert De Niro ordering hammer-based retribution on a cheat's hand in "Casino" instinctively made you wince, you are not alone. Many people say that seeing bodily injury on film makes them flinch, as if they "feel" ...

Nov 26, 2025 in Psychology & Psychiatry
Medical Xpress / 'Body-swap' robot helps reveal how the brain keeps us upright

What if a robot could show us how the brain keeps us balanced? UBC scientists built one—and their discovery could help shape new ways to reduce fall risk for millions of people.

Medical Xpress / Dual mechanisms drive rapid eye dominance plasticity in the adult brain, study reveals

Studies have shown that even a few hours of monocular deprivation can markedly improve the visual function of the deprived eye in adults. However, the underlying neural mechanisms of this ocular dominance plasticity remain ...

Nov 26, 2025 in Neuroscience
Medical Xpress / How a mitochondrial mutation rewires immune function

Scientists have discovered how a mitochondrial mutation rewires immune function in a model of inherited primary mitochondrial disorders, which often lead to severe disability and death. They have discovered that this single ...

Nov 26, 2025 in Immunology