Medical Xpress news

Medical Xpress / Why you move—not just how often—could affect dementia risk

For years, scientists have known that regular physical activity can help lower the risk of dementia. But new USC research suggests that it's not only the amount but also the activity's context—for work or for leisure—that ...

Aug 18, 2026
Medical Xpress / Women make up nearly 70% of the global health workforce, even as the world faces a shortage of 34 million health workers

Women have driven the expansion of the global health workforce over the past three decades, yet substantial workforce shortages remain, according to a new study published in The Lancet Public Health. Researchers estimate ...

Aug 18, 2026
Medical Xpress / A molecule released during exercise may help protect muscles weakened by type 2 diabetes

Scientists have discovered that a key molecule released during exercise strengthens muscles, improves exercise performance and could be a potential therapeutic treatment for muscle damage caused by type 2 diabetes.

Aug 18, 2026
Medical Xpress / Tips for treating—even preventing—osteoarthritis

When it comes to daily aches and pains, it's not uncommon for knees to be a main source. And while there can be many different long-term causes of such issues, osteoarthritis is often a reason why.

Aug 18, 2026
Medical Xpress / 3D-printed membrane increases oxygen transfer in artificial lungs by up to 88%

For people with severe lung diseases, a transplant of a healthy organ is often their only chance of survival. However, donor lungs are in short supply. A new artificial lung could provide a solution.

Aug 18, 2026
Medical Xpress / The hidden health cost of dollar store groceries

While consumers may save a few bucks on groceries at dollar stores, they end up paying a higher price with their health. New UC Riverside research shows a link between dollar store food quality and higher rates of obesity, ...

Aug 18, 2026
Medical Xpress / An immune defect that may set Crohn's disease in motion

Crohn's disease, a condition characterized by widespread inflammation in the gut, may arise from a weakened immune response, according to new research from the University of Toronto's Temerty Faculty of Medicine.

Aug 18, 2026
Medical Xpress / Music evokes story-like brain activity beyond auditory processing, brain imaging shows

In a paper appearing in Nature Communications, Princeton University researchers show how music produces distinct patterns in the regions of the brain associated with imagination and meaning, similar to those prompted by spoken ...

Aug 18, 2026
Medical Xpress / Scales and a measuring tape can predict future illness better than expensive biological age tests

Traditional disease risk factors that are inexpensive and easy to measure, such as body mass index, waist-to-hip ratio, smoking and alcohol consumption, outperform biological age tests based on epigenetics as predictors of ...

Aug 18, 2026
Medical Xpress / Cannabis use linked to earlier onset of psychosis

Cannabis users develop psychosis an average of two-and-a-half years earlier than nonusers, a new meta-analysis by UNSW Sydney researchers shows. This earlier onset of psychosis becomes more pronounced with age, stretching ...

Aug 18, 2026
Medical Xpress / New stem cell treatment improves vision for previously untreatable condition

A new stem cell treatment for ARK (aniridia-related keratopathy) improved patients' vision in a first-in-human clinical trial for this previously untreatable rare genetic eye condition at Moorfields Eye Hospital and University ...

Aug 18, 2026
Medical Xpress / Patchy brain development may help explain autism's varied traits

Autism spectrum disorder (ASD) affects every individual differently. Scientists have identified more than a thousand genes associated with ASD, yet no single gene accounts for most cases. This has left researchers with a ...

Aug 18, 2026