Medical Xpress news
Medical Xpress / Alzheimer's-linked tau disrupts mitochondria, reversing electron flow in nerve cells
A protein named tau, which has been strongly implicated in the world's No. 1 cause of dementia—Alzheimer's disease—and several other neurodegenerative disorders, may spur these diseases in a way that differs greatly from ...
Medical Xpress / Common midlife vascular risk factors may cut dementia-free life by up to 13 years
A new study, published in Neurology Open Access, shows an association between three common vascular risk factors and the amount of dementia-free time people experience after age 55. The study hints that dementia is not inevitable ...
Medical Xpress / Finding new osteoarthritis medicines via AI and genetics
Osteoarthritis (OA) is a chronic, painful joint disease and a leading cause of disability. Despite its prevalence, therapies for osteoarthritis are limited and focus on symptom management. Now, researchers are combining genetic ...
Medical Xpress / Trial focuses on duration of therapeutic hypothermia for out-of-hospital cardiac arrests
Each year, more than 250,000 people in the United States experience out-of-hospital cardiac arrests. Approximately 90% of patients do not survive.
Medical Xpress / Scientists discover a brain cycle that may explain why learning eventually stalls
For many who have struggled to learn a new language or instrument, it's a familiar pattern: They make rapid progress at first, then hit a plateau that no amount of diligent practice or concentration seems to break.
Medical Xpress / Decades of data reveal who's most at risk of snakebites and how to prevent them
Snakebites aren't random but are predictably correlated with a variety of environmental and socioeconomic factors, according to a study published Aug. 6, 2026, in the journal PLOS Neglected Tropical Diseases by Jaideep Menon ...
Medical Xpress / Discovery reveals aging human brains receive immune cell reinforcements from blood
The brain's immune system has long been thought to exist independently from the rest of the body, complete with its own specialized immune cells and a blood-brain barrier that limits what can travel into the brain.
Medical Xpress / Grid cells turn the brain's searchlight from broad scanning to target-focused search
For 20 years, the grid cell was the closest thing neuroscience had to a fixed point. May-Britt Moser and Edvard Moser found them in the rat brain in 2005, work that nine years later would carry them to the king's table in ...
Medical Xpress / A new front in the fight against malaria: Experimental bed nets halt parasite growth inside mosquitoes
Flaminia Catteruccia is not a mosquito lover; she won't hesitate to kill one if it lands on her arm. But she does respect their adaptability and resilience. "They've been on the planet for 400 million years—much longer than ...
Medical Xpress / Why the same antibiotic can cure one infection but fail in another
A group of researchers has uncovered why one common antibiotic works for urinary tract infections but often fails elsewhere, offering greater insight into how the body's own chemistry can determine whether antibiotics succeed ...
Medical Xpress / Mammography use has dropped among some groups, study finds
Researchers at WashU Medicine have found a significant decline in mammography use among certain groups of women. A recent study, led by Adetunji Toriola, MD, Ph.D., a professor of surgery and a William H. Danforth Washington ...
Medical Xpress / Fridge-free tetanus-diphtheria vaccine shows promise of reaching millions worldwide
The encouraging results of the world's first trial of a fridge-free tetanus-diphtheria vaccine could improve access worldwide to crucial treatments while reducing carbon emissions. Fridge-free vaccines have the potential ...
