Medical Xpress news

Medical Xpress / Compulsive behaviors may stem from too much (misguided) self-control

A long-held view is that compulsive behaviors involve individuals getting stuck in a "habit loop" that overrides self-control, but new research in rats from the University of Technology Sydney (UTS) suggests this might not ...

Dec 22, 2025 in Psychology & Psychiatry
Medical Xpress / How brain tumor cells influence neurons and vice versa

Gliomas are cancers that originate directly in the brain, instead of spreading to the brain from other parts of the body. These cancers cannot be cured with conventional cancer treatments, as they spread into healthy brain ...

Dec 22, 2025 in Oncology & Cancer
Medical Xpress / Immune cell 'fuel' shortages shape atherosclerosis, scientists reveal

Two complementary studies reveal how an insufficient supply of energy in macrophages, key immune cells in artery walls, drives the progression of atherosclerosis—and how this knowledge could lead to better diagnostics and ...

Dec 22, 2025 in Cardiology
Medical Xpress / Antiviral trial ties valacyclovir to faster cognitive decline

New York State Psychiatric Institute and Columbia University Medical Center investigators, with co-authors across additional US centers, report greater cognitive worsening at 78 weeks with valacyclovir than with placebo among ...

Dec 22, 2025 in Medications
Medical Xpress / Mental health conditions linked to higher risk of unintentional injury

People with mental health conditions face a significantly higher risk of physical injuries, according to a new University of Michigan study.

Dec 22, 2025 in Psychology & Psychiatry
Medical Xpress / Key phospholipid points to potential treatment for vascular dementia

A possible new treatment for impaired brain blood flow and related dementias is on the horizon. Research by scientists at the University of Vermont Robert Larner, M.D. College of Medicine provides novel insights into the ...

Dec 22, 2025 in Cardiology
Medical Xpress / Scientists build virtual tissue tools to map how cells talk in disease

Scientists at Duke-NUS Medical School have developed two powerful computational tools that could transform how researchers study the "conversations" between cells inside the body. The tools, called sCCIgen and QuadST, help ...

Dec 22, 2025 in Medical research
Medical Xpress / High-fat diets make liver cells more susceptible to cancer-causing mutations, study shows

One of the biggest risk factors for developing liver cancer is a high-fat diet. A new study from MIT reveals how a fatty diet rewires liver cells and makes them more prone to becoming cancerous.

Dec 22, 2025 in Oncology & Cancer
Medical Xpress / First comprehensive Great Steppe genomic dataset uncovers unique variants

Researchers from Nazarbayev University's National Laboratory created the first large-scale, high-quality genotyping dataset of healthy Kazakh individuals—a landmark contribution to global population genomics and biomedical ...

Dec 22, 2025 in Genetics
Medical Xpress / Clearing the brain of aging cells could aid epilepsy and reduce seizures

Temporal lobe epilepsy, which results in recurring seizures and cognitive dysfunction, is associated with premature aging of brain cells.

Medical Xpress / School meals could unlock major gains for human and planetary health

Healthy, sustainable school meals could cut undernourishment, reduce diet-related deaths and significantly lower environmental impacts, according to a new modeling study led by a UCL (University College London) researcher.

Dec 22, 2025 in Health
Medical Xpress / Homer1 gene calms the mind and improves attention in mice

Attention disorders such as ADHD involve a breakdown in our ability to separate signal from noise. The brain is constantly bombarded with information, and focus depends on its ability to filter out distractions and detect ...

Dec 22, 2025 in Genetics