Medical Xpress news

Medical Xpress / Sleep disorders don't just exhaust you, they change your brain

Sleep disorders may do more than leave people feeling tired. New research from Florida International University shows that sleep disorders are associated with structural changes in brain regions involved in attention, motivation ...

7 hours ago
Medical Xpress / Sweeteners slow growth of important gut bacteria in lab tests

Cambridge researchers have shown how commonly used sweeteners slow the growth of certain gut bacteria. One sweetener in particular—isosteviol—when combined with the antidepressant duloxetine, significantly impaired two important ...

7 hours ago
Medical Xpress / Study reveals why some colorectal cancers respond better to immunotherapy

A subset of cancers, known as microsatellite instability (MSI) and deficient DNA mismatch repair (dMMR) cancers, are more visible to the immune system than others. Because their DNA repair systems are defective, these tumors ...

7 hours ago
Medical Xpress / Scientists tame seizures and heal injured brains with gut chemical

The skull heals its cracks, the bruises fade, the swelling subsides and the bleeding stops. From the outside, a traumatic blow to the head, whether from a battlefield blast, car crash or even a tackle gone wrong, may seem ...

8 hours ago
Medical Xpress / Around a third of all heart related deaths and disease may be due to ultraprocessed foods

New research published in The American Journal of Preventive Medicine and presented at this year's International Congress on Obesity (ICO 2026), hosted by the World Obesity Federation (WOF) in Mexico City, Mexico (July 15–17), ...

5 hours ago
Medical Xpress / Stopping myeloma maintenance after two years shows no survival loss in trial

For patients with newly diagnosed multiple myeloma not undergoing an autologous stem cell transplant, indefinite lenalidomide maintenance has long been standard care despite limited evidence to guide the optimal duration ...

9 hours ago
Medical Xpress / Is AI better at recognizing faces than you are? Study examines factors that affect accuracy

Facial recognition is now a fixture of modern life, powering everything from national border security to the simple convenience of unlocking a smartphone. However, these advancements bring significant risks to privacy, equity ...

9 hours ago
Medical Xpress / Rise of GLP-1s raises long-term affordability questions

As use of GLP-1s surged across the U.S., average total payments per user also climbed sharply, according to a new Northwestern University study that analyzed national trends in GLP-1 use and spending between 2017 and 2022. ...

6 hours ago
Medical Xpress / More smokers are buying tobacco from illicit sources, new study reveals

Research published in Nicotine & Tobacco Research analyzed repeated cross-sectional survey data from 9,996 participants ages 16 and older who reported currently smoking. It found that while most smokers (76.9%) reported purchasing ...

16 hours ago
Medical Xpress / New optical method reveals early collagen damage invisible in skin scans

An international team led by researchers at Hiroshima University has developed a new way to detect subtle, early-stage changes in human skin collagen before any visible signs of damage appear. The study, published in ACS ...

16 hours ago
Medical Xpress / Virtual tumor predicts response to liver cancer immunotherapy

Using computational tools, researchers from the Johns Hopkins Kimmel Cancer Center and the Johns Hopkins University School of Medicine have developed a method to predict which patients with a primary liver cancer called hepatocellular ...

19 hours ago
Medical Xpress / Epidurals not linked to increased harm for newborns or children

Having an epidural during labor is not associated with clinically significant increased risks of harm to newborn babies, including brain injury, severe breathing problems, sepsis and death, or cerebral palsy later in childhood, ...

21 hours ago