Medical Xpress news

Medical Xpress / Can personality change after 60? An eight-week program suggests it can

Younger and older adults alike are able to adopt new socio-emotional behaviors. Even older adults benefit from a personality intervention aimed at handling stress and challenging social situations better. This is the conclusion ...

Feb 17, 2026 in Psychology & Psychiatry
Medical Xpress / Air pollution may directly contribute to Alzheimer's disease

People with greater exposure to air pollution face a higher risk of developing Alzheimer's disease, according to a new study by Yanling Deng of Emory University and colleagues, published February 17 in the journal PLOS Medicine.

Feb 17, 2026 in Neuroscience
Medical Xpress / Why most flu infections fizzle: Fluorescent imaging shows transcription is a key bottleneck

For the first time, scientists have been able to watch the flu virus live as it infects human airway cells. They developed a new technique which makes the viral genetic material light up under the microscope. By tracking ...

Medical Xpress / Novel biomarker predicts chemotherapy response in triple-negative breast cancer

Researchers at The University of Texas MD Anderson Cancer Center have developed a new computational approach designed to better account for changes in gene expression within tumors relative to their unique microenvironments. ...

Feb 17, 2026 in Oncology & Cancer
Medical Xpress / Nanoparticle-based gene editing could expand treatment options for cystic fibrosis

UCLA researchers have developed a lipid nanoparticle-based gene-editing approach capable of inserting an entire healthy gene into human airway cells, restoring key biological function in a laboratory model of cystic fibrosis ...

Medical Xpress / Hospitals with advanced IT and trial participation cut COVID-19 mortality faster, study finds

There's an unsung success story about the first year of the COVID-19 pandemic. At its outset, U.S. hospitals faced huge challenges, as influxes of patients strained resources, while doctors were uncertain about what treatments ...

Feb 17, 2026 in Health informatics
Medical Xpress / With the right prompts, AI chatbots can analyze biomedical big data accurately

In an early test of how AI can be used to decipher large amounts of health data, researchers at UC San Francisco and Wayne State University found that generative AI tools could perform orders of magnitude faster—and in ...

Feb 17, 2026 in Obstetrics & gynaecology
Medical Xpress / AI-powered liquid biopsy can classify pediatric brain tumors with 92% accuracy

Liquid biopsies, which test body fluids that contain cancerous material, including circulating tumor DNA (ctDNA), are a noninvasive way to learn about a cancer's biology. However, technological limitations with the small ...

Feb 17, 2026 in Oncology & Cancer
Medical Xpress / Developmental 'switch' in brain may shape lifelong obesity risk

Researchers at UT Southwestern Medical Center have discovered that a crucial developmental process in the brain's hypothalamus may influence how susceptible individuals are to obesity. Their preclinical findings, published ...

Feb 17, 2026 in Overweight & Obesity
Medical Xpress / After four days with a robotic leg, people still misread how they walk

The way we understand the movement of our own bodies plays an important role when learning physical skills, from sports to dancing. But a new study finds this phenomenon works very differently for people learning to use robotic ...

Feb 17, 2026 in Neuroscience
Medical Xpress / For women over 60, muscle strength matters

You don't need to look like a bodybuilder, but for healthy aging, maintaining muscle strength is likely just as important as getting enough aerobic activity, according to the findings of a University at Buffalo-led study ...

Medical Xpress / Is exercise overrated for osteoarthritis? What the latest evidence suggests

The effectiveness of exercise therapy to ease the symptoms of osteoarthritis is likely minimal, short lived, and probably no better than no treatment at all, suggests an overarching (umbrella) systematic review and pooled ...