Medical Xpress news

Medical Xpress / Dementia rising across Latino populations, multidecade study finds

A new study led by researchers at Washington University School of Medicine in St. Louis and Newcastle University in the U.K. finds that the share of adults living with dementia rose substantially across several Latin American ...

Jul 13, 2026
Medical Xpress / Heat exposure during pregnancy and infancy may influence children's brain development

Exposure to high temperatures during pregnancy and early infancy is associated with slower growth of the thalamus later in childhood, according to a study led by the Barcelona Institute for Global Health (ISGlobal), a center ...

Jul 13, 2026
Medical Xpress / Patients whose physicians scored higher in LKA less likely to receive low-value care

Patients whose physicians scored higher in the first year of the American Board of Internal Medicine's (ABIM) Internal Medicine Longitudinal Knowledge Assessment (LKA) were significantly less likely to receive low-value health ...

Jul 13, 2026
Medical Xpress / Ureters stay visible for hours with dye designed to vanish through kidneys

A cross-disciplinary research team led by Hongjie Dai, director of the Materials Institute of Life Sciences and Energy (MILES) at the University of Hong Kong (HKU) in Shenzhen, has developed a promising near-infrared (NIR) ...

Jul 13, 2026
Medical Xpress / Night owls eat later, choose less nutritious food, carry more belly fat and show higher metabolic risk

For generations, early to bed and early to rise was seen as the blueprint for a healthy life, and any departure from it was often considered unhealthy. Scientists, however, have discovered that whether someone is an early ...

Jul 12, 2026
Medical Xpress / Normal oxygen levels can miss severe breathlessness driven by carbon dioxide

A study led by biomedical scientist Erica Heinrich at the University of California, Riverside, highlights a critical gap in how clinicians detect and treat breathing distress (dyspnea), particularly in patients on ventilators. ...

Jul 12, 2026
Medical Xpress / Inhibiting protein to treat myeloproliferative neoplasms shows preclinical promise

Inhibiting menin, a protein that supports leukemia growth and is already targeted to treat some forms of leukemia, also holds promise for treating myeloproliferative neoplasms. A new study from scientists at St. Jude Children's ...

Jul 12, 2026
Medical Xpress / Demystifying the molecular mechanisms of general anesthesia

Researchers at Weill Cornell Medicine and Birkbeck, University of London, have identified a site where a commonly used anesthetic binds to sodium ion channels, revealing a molecular mechanism that may explain how these drugs ...

Jul 12, 2026
Medical Xpress / Second prostate-specific membrane antigen PET scan can change treatment for nearly half of prostate cancer patients

A second prostate-specific membrane antigen (PSMA) PET scan changed treatment plans for nearly half of patients whose first scan was negative, according to new research published in the July issue of The Journal of Nuclear ...

Jul 11, 2026
Medical Xpress / The same sounds are mapped similarly in the human and mouse brain, study finds

While exploring the world around them, both humans and other animals continuously interpret information they pick up with their sight, hearing, touch and other senses. Neuroscience research suggests that the brain does not ...

Jul 11, 2026
Medical Xpress / Engineers develop AI tool to design peptides that turn signals on or off

To develop new and better peptides, the short amino acid strings behind medicines like GLP-1 drugs, researchers have used AI to generate candidates and to predict their properties.

Jul 11, 2026
Medical Xpress / Forget GLP-1s—GLP-3s show promise in phase 3 weight loss and diabetes trial

Phase 3 clinical trial results (TRANSCEND-T2D-1) published in The Lancet report that retatrutide, an investigational once-weekly injection for diabetes management, can significantly improve blood sugar levels and lead to ...

Jul 11, 2026