Medical Xpress news

Medical Xpress / Your liver is hiding a shifting cellular map, and diet can rapidly redraw its internal landscape

As we go about our day, the trillions of cells in our bodies run like well-oiled machines: continually sensing what's happening around them and making modifications to keep us humming along. Like adjusting a gear in a car ...

Apr 21, 2026
Medical Xpress / How a key regulatory protein guides cartilage formation during embryonic development

Sox9, a master regulator of cartilage formation, switches its target genes dynamically during embryonic limb development instead of following a fixed program, as reported by researchers from Science Tokyo. They analyzed mouse ...

Apr 21, 2026
Medical Xpress / Malaria lights up under magnets and polarized light, opening the door to faster, smarter blood testing

Researchers have developed a new microscopy method that uses a magnetic field and polarized light to provide quantitative measurements that could enable faster and more objective detection of malaria in blood. Malaria, caused ...

Apr 21, 2026
Medical Xpress / Cannabis may not be as anti-inflammatory as believed—research paints a more complex picture

Cannabis is no longer viewed solely as a recreational substance; it is increasingly recognized for its therapeutic potential. In many parts of the world, laws have evolved to include the use of cannabis for medical purposes. ...

Apr 20, 2026
Medical Xpress / Student mental health trial finds conversational AI better than group therapy for anxiety

Over a billion people in the world are living with some form of mental crisis, and the numbers aren't seeing a downward trend. It is all hands on deck to find potential ways to address the rising public health concern. A ...

Apr 20, 2026
Medical Xpress / Millions of US birth records uncover an autism risk surge tied to common drugs taken during pregnancy

A landmark study led by researchers at the University of Nebraska Medical Center (UNMC) and published in Molecular Psychiatry has identified a significant association between prenatal prescription of commonly utilized medications ...

Apr 20, 2026
Medical Xpress / Daytime napping patterns may reveal hidden health decline in older adults

New research reveals that as people age, naps may be an easily trackable warning sign of underlying conditions or declining health. A new study by investigators from Mass General Brigham and Rush University Medical Center ...

Apr 20, 2026
Medical Xpress / Serotonin spikes may worsen tinnitus by directly activating the brain's auditory circuit

The same neurotransmitter commonly leveraged to relieve symptoms of depression and anxiety also may exacerbate a vexing condition known as tinnitus, according to new research published in the Proceedings of the National Academy ...

Apr 20, 2026
Medical Xpress / Scientists map how HIV hijacks human cells—and how cells can fight back

The human immunodeficiency virus (HIV), which is the cause of AIDS, is a master of deception, using just nine genes to hijack the complex cellular machinery of the human body. Yet, even after decades of research on how the ...

Apr 20, 2026
Medical Xpress / Why some brains with Alzheimer's stay sharp

Researchers at the University of California San Diego have uncovered new insights into one of Alzheimer's disease's most puzzling questions: why some older adults remain mentally sharp despite having hallmark brain changes ...

Apr 20, 2026
Medical Xpress / Naturally occurring molecule can stop Alzheimer's-linked fibrils from forming

Protein droplets serve important biological functions within cells, but in neurodegenerative diseases like Alzheimer's, these liquid-like droplets can form solid-like clumps known as fibrils. This disrupts the droplets' normal ...

Apr 20, 2026
Medical Xpress / Physicists refute famous 2025 study claiming daylight saving time poses severe health risks

In 2025, Lara Weed and Jamie M. Zeitzer of Stanford University published an article linking the practice of seasonal time changes (Daylight Saving Time) to negative health outcomes, ranging from acute symptoms (heart attacks ...

Apr 20, 2026