Medical Xpress news

Medical Xpress / A mutation linked to ALS and dementia miswires gene expression

It may be time to rethink certain genetic mutations associated with two devastating neurodegenerative disorders—amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD)—according to a new Nature Neuroscience ...

8 hours ago in Genetics
Medical Xpress / Portable test detects infections from a single drop of blood in 15 minutes

Researchers at Arizona State University have developed a breakthrough diagnostic tool that could transform how quickly and reliably we detect illnesses like COVID-19, Ebola, AIDS or Lyme disease. The test uses just a single ...

11 hours ago in Health informatics
Medical Xpress / Scientists develop off-the-shelf immunotherapy for ovarian cancer

Ovarian cancer is the leading cause of death among women with gynecological cancers. The current medical playbook—surgery followed by chemotherapy—initially shows promise. Tumors shrink, sometimes disappearing entirely. ...

8 hours ago in Oncology & Cancer
Medical Xpress / Study links persistent fatigue in breast cancer survivors to increased inflammation

For many breast cancer survivors, fatigue may linger long after treatment ends, which can have a significant impact on cognitive function, ability to work, and overall quality of life. A new study from George Mason University's ...

11 hours ago in Oncology & Cancer
Medical Xpress / How small changes in walking technique may help treat knee osteoarthritis

Gait analysis and pain measures show that subtly adjusting the angle of the foot during walking may reduce knee pain caused by osteoarthritis. This approach may also slow progression of the condition, an incurable disease ...

22 hours ago in Arthritis & Rheumatism
Medical Xpress / Routine AI assistance may lead to loss of skills in health professionals who perform colonoscopies

The introduction of artificial intelligence (AI) to assist colonoscopies is linked to a reduction in the ability of endoscopists (health professionals who perform colonoscopies) to detect precancerous growths (adenomas) in ...

22 hours ago in Gastroenterology
Medical Xpress / Obese surgical patients can safely use GLP-1 therapy to reduce risk of complications, study concludes

Overweight patients waiting for operations could safely use a particular type of weight-loss treatment to reduce the risk of surgical complications linked to their obesity, a new study reveals.

22 hours ago in Surgery
Medical Xpress / Reciprocal links likely between certain groups of gut bacteria and insomnia risk

There seem to be reciprocal links between certain groups of gut bacteria and the risk of insomnia, suggests a Mendelian randomization study, published in the open-access journal General Psychiatry.

22 hours ago in Sleep disorders
Medical Xpress / Patients still view doctor's white coat as symbol of professionalism and trust, review suggests

Patients are still more likely to trust doctors and consider them more professional when they wear white coats, although women doctors in this attire are often misidentified as nurses or medical assistants, finds a review ...

22 hours ago in Health informatics
Medical Xpress / Why common cuff-based blood pressure readings may be misleading—and how to fix them

Researchers have found why common cuff-based blood pressure readings are inaccurate and how they might be improved, which could improve health outcomes for patients.

Aug 12, 2025 in Cardiology
Medical Xpress / Microbial molecule may offer non-toxic way to restore liver and gut health

UC Davis Health researchers have discovered that a natural molecule made by gut bacteria can reverse liver damage and repair the gut lining after aflatoxin exposure. The treatment may offer a new, non-toxic way to prevent ...

Aug 12, 2025 in Gastroenterology
Medical Xpress / Releasing a molecular brake on T cells could supercharge cancer immunotherapy

In a discovery that could expand the array of current cancer immunotherapy treatments, scientists at Harvard Medical School have identified a new molecular brake that hinders the ability of T cells to attack tumors.

Aug 12, 2025 in Oncology & Cancer