Medical Xpress news

Medical Xpress / Improving diagnosis of aortic stenosis with genetics and AI

Aortic stenosis is a narrowing of the aortic valve, which connects the heart to the rest of the body. It affects millions of people and can be fatal if left untreated. At present, there are no effective medical therapies ...

Dec 20, 2025 in Genetics
Medical Xpress / Women are better at recognizing illness in faces compared to men, study finds

Most people have either been told that they don't look well when they were sick, or thought that someone else looked ill at some point in their lives. People often use nonverbal facial cues, such as drooping eyelids and pale ...

Dec 19, 2025 in Psychology & Psychiatry
Medical Xpress / Online psychoeducation underperforms existing digital cognitive behavioral therapy in trial

Big Health Inc, along with paid academic investigators, reports higher remission rates and lower anxiety symptom scores with their smartphone-delivered digital cognitive behavioral therapy, DaylightRx, compared with an online ...

Dec 19, 2025 in Psychology & Psychiatry
Medical Xpress / Scientists show targeting cancer stem cells can prevent gastric cancer recurrence

Scientists from A*STAR Institute of Molecular and Cell Biology (A*STAR IMCB) have identified the specific cells responsible for gastric cancer's tendency to return after treatment. The study also demonstrated that eliminating ...

Dec 19, 2025 in Oncology & Cancer
Medical Xpress / RNA steps outside the cell to help guide immune responses, study suggests

RNA is usually portrayed as a molecule that works deep inside the cell, helping to turn genetic information into proteins. But new research led by Utrecht University scientist Jack Li shows that RNA also plays an active role ...

Dec 19, 2025 in Medical research
Medical Xpress / Why some brains switch gears more efficiently than others

The human brain is constantly processing information that unfolds at different speeds—from split-second reactions to sudden environmental changes to slower, more reflective processes such as understanding context or meaning.

Dec 19, 2025 in Neuroscience
Medical Xpress / Cancer's hidden 'safety switch': Silencing TAK1 gene could boost immunotherapy performance

Australian researchers have discovered that the TAK1 gene helps cancer cells survive attack from the immune system, revealing a mechanism that may limit the effectiveness of immunotherapy treatments.

Dec 19, 2025 in Oncology & Cancer
Medical Xpress / Exposure to common air pollutants alters adolescent brain development, study finds

Physician-scientists at Oregon Health & Science University warn that exposure to air pollution may have serious implications for a child's developing brain.

Dec 19, 2025 in Neuroscience
Medical Xpress / What determines the fate of a T cell? Research highlights cellular 'housekeeping' mechanism

When killer T cells of our immune system divide, they normally undergo asymmetric cell division (ACD): Each daughter cell inherits different cellular components, which drive the cells toward divergent fates—one cell becomes ...

Dec 19, 2025 in Immunology
Medical Xpress / Ending federal housing support could raise US homelessness by 5% in one year

Eliminating federal funding for Housing First programs, initiatives that provide people experiencing homelessness (PEH) with stable housing without requiring sobriety or treatment, could lead to a sharp rise in homelessness ...

Dec 19, 2025 in Medical economics
Medical Xpress / Young children more likely to visit ER after virtual care than in-person visits, study shows

A new Ontario-based study finds that children aged three months to two years are more likely to visit the emergency department (ED) within three days after a virtual primary care appointment compared to an in-person visit. ...

Dec 19, 2025 in Pediatrics
Medical Xpress / Ozempic is changing the foods Americans buy

When Americans begin taking appetite-suppressing drugs like Ozempic and Wegovy, the changes extend well beyond the bathroom scale. According to new research, the medications are associated with meaningful reductions in how ...

Dec 19, 2025 in Medical economics