Medical Xpress news

Medical Xpress / Vitamin D supplements may shift immune responses to gut bacteria in IBD

Vitamin D supplementation may help shape how the immune system responds to gut bacteria in people with inflammatory bowel disease (IBD), according to a Mayo Clinic-led study published in Cell Reports Medicine.

Mar 26, 2026
Medical Xpress / Astrocytes in the amygdala may play a key role in anxiety

In a study published in Neuron, Ciaran Murphy-Royal, researcher at the Center de recherche du Center hospitalier de l'Université de Montréal (CRCHUM), and his team show that astrocyte activity in the brain's fear center, ...

Mar 26, 2026
Medical Xpress / Implantable islet cells could control diabetes without insulin injections

Most diabetes patients must carefully monitor their blood sugar levels and inject insulin multiple times per day, to help keep their blood sugar from getting too high. As a possible alternative to those injections, MIT researchers ...

Mar 26, 2026
Medical Xpress / Severe strokes may 'rejuvenate' undamaged brain regions

In a new study published in The Lancet Digital Health, scientists at the USC Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) have discovered that the brains of people who experience severe physical ...

Mar 26, 2026
Medical Xpress / Small RNAs offer new clues to schizophrenia and bipolar disorder

For decades, scientists studying brain disorders have focused almost exclusively on proteins and the genes encoding them. Now, research from Thomas Jefferson University's Computational Medicine Center suggests that several ...

Mar 26, 2026
Medical Xpress / Replacing TV time with reading or desk work may lower dementia risk

New research distinguishing between passive and mentally active sitting in association with dementia has found that adults who engaged in extended durations of mentally passive sedentary behaviors had a higher risk of dementia. ...

Mar 26, 2026
Medical Xpress / Targeted ultrasound may help the brain overcome fear more quickly

Neuroscientist Sjoerd Meijer of the Donders Institute at Radboud University has shown for the first time that targeted ultrasonic sound waves can help the brain overcome fear more quickly. These findings may open new avenues ...

Mar 26, 2026
Medical Xpress / Are heart failure and atrial fibrillation the same disease? Study reveals shared genetic and molecular mechanics

New research from a multi-institutional team, published in Nature Cardiovascular Research, reveals that heart failure and atrial fibrillation share underlying genetic and molecular mechanisms, suggesting that the two cardiovascular ...

Mar 26, 2026
Medical Xpress / Study of 11,000 tumors maps 134 DNA damage signatures across 16 cancers

A team of cancer genomics scientists from The University of Manchester and The Institute of Cancer Research, London, forensically examined the genetic make-up of tumors in 16 different cancers. Their findings, which have ...

Mar 26, 2026
Medical Xpress / Teens who sleep past 8 a.m. eat more and move less, study suggests

When people think about ways to improve cardiovascular health, diet and exercise are often at the top of the list. But long-term health, especially in adolescents, might start with something more fundamental: sleep. A new ...

Mar 26, 2026
Medical Xpress / Over the past decade, early-stage drug innovation has shifted toward China, researchers find

Early-stage drug development worldwide has nearly doubled over the past decade and shifted from a U.S.-dominated model to a dual hub centered in the United States and China, according to new research described by Georgetown ...

Mar 26, 2026
Medical Xpress / Why some cancer therapies don't work for all patients: A tumor backup survival pathway

Drugs that block enzymes called tyrosine kinases are among the most effective targeted therapies for cancer. However, they typically work for only 40% to 80% of the patients who would be expected to respond to them. In a ...

Mar 26, 2026