Medical Xpress news

Medical Xpress / Fine-tuning medical AI can improve diagnosis but also creates privacy risks

Qingyu Chen, PhD, and his team set out to study how artificial intelligence language models are adapted for medicine and found that what these models memorize can be both useful and risky. A model may retain valuable medical ...

10 hours ago
Medical Xpress / How changes in prefrontal brain activity can impair the ability to change behavior

A new study has revealed how both reduced neural activity and reduced control over neural activity in the brain's prefrontal area can disrupt the ability to adapt behavior when circumstances change.

5 hours ago
Medical Xpress / Bacteria in the airway may shape air pollution health risk

Air pollution is linked to different risks of bacterial pneumonia, sepsis and meningitis, depending on the bacterial subtype a person carries, new research suggests.

14 hours ago
Medical Xpress / Dust mites plus silica can trigger a pathway to steroid-resistant lung inflammation

Inflammation associated with asthma and other allergic airway diseases can be significantly worsened by exposure to both house dust mite allergens and crystalline silica, according to a new study published in the journal ...

8 hours ago
Medical Xpress / How will AI impact the future of the clinical workforce?

Contrary to some predictions, the use of artificial intelligence (AI) agents could lead to more, not fewer, health care professionals working in the United States, according to a new article by a physician and health policy ...

8 hours ago
Medical Xpress / Protein restriction may trigger body-wide program linked to longer life

A new perspective from LSU's Pennington Biomedical Research Center proposes a new way of understanding how dietary protein restriction may promote healthy aging and extend lifespan: through a coordinated physiological response ...

Sep 13, 2026
Medical Xpress / New US Medicare pricing policies could reshape global pharmaceutical markets

A new modeling study published in The Lancet suggests that U.S. Medicare's new "Most-Favored-Nation" pricing policy, which ties what Medicare pays for medicines to prices charged in other high-income countries, could push ...

Sep 13, 2026
Medical Xpress / Pancreatic tumors use clotting pathway to build immune shields, study finds

Researchers at the Icahn School of Medicine at Mount Sinai have found that small populations of pancreatic cancer cells can create localized immune-protective niches that shield tumors from immune attack. The finding could ...

Sep 13, 2026
Medical Xpress / Masked antibodies may open intracellular treatment route for Parkinson's disease

Over the past few decades, antibody-based therapies have revolutionized modern medicine and are now widely used to treat cancer, autoimmune diseases, inflammatory disorders and even infectious diseases. Despite their success, ...

Sep 13, 2026
Medical Xpress / Rare cortical neurons can synchronize brain activity and promote sleep in mice

What makes the brain fall asleep? For nearly a century, scientists have looked to structures deep within the brain for the answer. In the traditional view, these regions control when we sleep and wake, while the cerebral ...

Sep 13, 2026
Medical Xpress / Early blood protein clues could identify children at risk of cardiometabolic disease

Researchers at Vanderbilt Health, UTHealth Houston and the University of North Carolina at Chapel Hill have identified early signs of cardiovascular-kidney-metabolic disease (CKMD) in children as young as 8 years old that ...

Sep 13, 2026
Medical Xpress / AI virtual cell uses protein dynamics to predict personalized breast cancer treatments

Not all cancer cells are the same, and neither are their responses to drugs. Finding the right drug for the right cancer cell is a long battle in drug development and in designing effective treatments. A new AI tool called ...

Sep 12, 2026