Medical Xpress news

Medical Xpress / HIV's earliest immune battle leaves blood traces that forecast powerful antibodies years later

Some people living with HIV develop antibodies capable of neutralizing many different strains of the virus. New research links this to immune responses that occur early in infection. The findings, published in PLOS Pathogens, ...

Apr 21, 2026
Medical Xpress / Heart rate rhythms reveal early bird genetics may help shield against type 2 diabetes

Being an early bird or a night owl may be defined by your genetics, but Pitt research published March 16 in The Journal of Physiology suggests that those who rise early may receive some protection against conditions such ...

Apr 21, 2026
Medical Xpress / Extra chromosomes may help tumor cells move and engulf neighbors, study suggests

Researchers at Tulane University School of Medicine have discovered that if animal cells gain an extra set of chromosomes, a condition known as polyploidy, they activate a stress signaling pathway that causes them to become ...

Apr 21, 2026
Medical Xpress / Common drug fails to ease knee osteoarthritis pain in largest trial yet

The University of Tasmania's Menzies Institute for Medical Research has found that the commonly prescribed medication, Diacerein, does not improve knee osteoarthritis symptoms, following a national study. Diacerein, a medication ...

Apr 21, 2026
Medical Xpress / Creating a wireless tissue-aware medical device network in the human body

Diagnostic tests for stomach conditions are tough for patients, as many of the most accurate ones involve minor surgical procedures or invasive techniques. Swallowable medical devices have emerged as a possible solution. ...

Apr 21, 2026
Medical Xpress / Molecular keyhole sheds light on pain and epilepsy

Researchers at VIB, VUB, and KU Leuven have identified a tiny binding site, a molecular "keyhole," in the TRPM3 ion channel, a crucial sensor in pain signaling. TRPM3 is also linked to rare neurodevelopmental disorders and ...

Apr 21, 2026
Medical Xpress / Ukraine's war amputees are breaking the pain-trauma cycle, with most regaining function and quality of life

Most war amputees experience steady improvements in pain, psychological symptoms and quality of life over time, according to a new study that followed 156 Ukrainian amputees for one year and was led by Northwestern Medicine ...

Apr 21, 2026
Medical Xpress / Alzheimer's drugs offer little benefit, major review finds. And the reasons go deeper than the science

How is it possible to spend tens of billions of dollars developing drugs to treat a serious disease that affects millions of people, and yet end up with something that does not work? This is a mystery that has bedeviled Alzheimer's ...

Apr 21, 2026
Medical Xpress / Brain stores relapse and recovery memories side by side, alcohol study suggests

Every experience leaves a trace in the brain, a memory that can shape future behavior. Alcohol and other addictive substances are no exception. Over time, repeated alcohol use can create strong memories that link certain ...

Apr 21, 2026
Medical Xpress / Potential therapeutic strategy for Alzheimer's disease improves efficiency of learning and recall

Researchers have found evidence that a therapeutic strategy which makes the brain work more efficiently to learn and recall memories may in fact help to target compromised brain activity in Alzheimer's disease. The study ...

Apr 21, 2026
Medical Xpress / Toxic paint still reaches shelves in Mexico, with some products containing up to 29% lead

A new study finds that lead chromate pigments are used in more than 90% of the lead paints that are being sold in Mexico. Lead Chromate is a well-known human carcinogen and a lead poisoning hazard.

Apr 21, 2026
Medical Xpress / Chaotic heartbeat patterns track brain activity more clearly than conventional signals, researchers report

A team of researchers at Kyoto University have demonstrated that the chaotic component of heartbeat variability is uniquely sensitive to cognitive brain activity. Conventional heart rate variability, HRV, indices show no ...

Apr 21, 2026