Medical Xpress news

Medical Xpress / Accelerated cancer drug approvals yield modest survival gains at significant Medicare cost

Early access to new cancer drugs, granted accelerated approval by the U.S. Food and Drug Administration (FDA), has provided mixed benefits for patients while costing Medicare billions of dollars, reveals research published ...

Dec 21, 2025 in Oncology & Cancer
Medical Xpress / After Canada legalized cannabis, police caught more drunk drivers

When Canada legalized cannabis in October 2018, there were many concerns about its potential impacts. One of them involved cannabis-impaired driving.

Dec 21, 2025 in Health
Medical Xpress / Rethinking recurrent brain activity: Core neurons provide an alternative explanation

Neuroscientists have been trying to understand how the human brain supports numerous advanced capabilities for centuries. The cerebral cortex, the outer layer of the brain, is now known to be responsible for many of these ...

Dec 20, 2025 in Neuroscience
Medical Xpress / The role of neuroinflammation in progressive multiple sclerosis

Multiple sclerosis (MS) is a disorder that prompts the body's immune system to attack myelin, the protective sheath covering nerve cells in the brain, optic nerve and spinal cord. This can in turn result in vision impairments, ...

Dec 20, 2025 in Neuroscience
Medical Xpress / Natural protein drug may slow neuron death linked to Alzheimer's disease

Scientists at the University of Colorado Anschutz have discovered that while brain neuron changes, including cell loss, may begin in early life, a drug long-approved for other conditions might be repurposed to slow this damage, ...

Dec 20, 2025 in Medications
Medical Xpress / How a gourmet's palate becomes refined: Taste training mechanisms

Why are gourmets seemingly able to detect subtle nuances in taste that others miss? Researchers at Tohoku University have uncovered part of the answer by demonstrating that taste sensitivity can be enhanced through learning.

Dec 20, 2025 in Psychology & Psychiatry
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