Medical Xpress news

Medical Xpress / Bacteria 'pills' could detect gut diseases—without the endoscope

Colonoscopies may one day have some competition—researchers report in ACS Sensors that they've developed a sensor made of tiny microspheres packed with blood-sensing bacteria that detect markers of gastrointestinal disease. ...

Nov 19, 2025 in Gastroenterology
Medical Xpress / Psychedelic decriminalization hasn't increased ER visits, study finds

A study published in JAMA Network Open analyzed national hospital admission data from 2016 to 2023 to assess whether decriminalizing psychedelics—such as psilocybin ("magic mushrooms")—has led to more people needing emergency ...

Nov 19, 2025 in Psychology & Psychiatry
Medical Xpress / Researchers urge action as ultra-processed foods dominate diets and threaten public health

Researchers warned Wednesday that rising global consumption of ultra-processed foods (UPFs) poses a major threat to health, calling for countries to subject some products made by huge food companies to marketing restrictions ...

Nov 19, 2025 in Health
Medical Xpress / How GLP-1s impact the heart and kidneys of veterans with type 2 diabetes

Public interest in drugs known as glucagon-like peptide-1 receptor agonists, also called GLP-1 RAs, has surged in recent years, with popular types like semaglutide (sold under brand names like Ozempic and Wegovy) becoming ...

Nov 19, 2025 in Diabetes
Medical Xpress / 3D-printed blood vessels could unravel secrets of strokes

3D printed blood vessels on glass that mimic blood vessel anatomy and the fluid dynamics of blood flow could be an invaluable tool in studying the causes of stroke, new research from a University of Sydney team has found ...

Nov 19, 2025 in Cardiology
Medical Xpress / As 'California sober' catches on, study suggests cannabis use reduces short-term alcohol consumption

The "California sober" trend, which involves ditching alcohol in favor of cannabis, is gaining momentum, spreading from Hollywood to health influencers to homes across America. Among the motivations for many adopters is to ...

Nov 19, 2025 in Psychology & Psychiatry
Medical Xpress / AI tool spots blood cell abnormalities missed by doctors

An AI tool that can analyze abnormalities in the shape and form of blood cells, and with greater accuracy and reliability than human experts, could change the way conditions such as leukemia are diagnosed.

Nov 19, 2025 in Health informatics
Medical Xpress / Use of head CT scans in ERs more than doubles over 15 years

A new study shows large increases in the use of computed tomography (CT) scans of the head in emergency departments across the United States from 2007 to 2022. The study, which was published on November 19, 2025, in Neurology, ...

Nov 19, 2025 in Neuroscience
Medical Xpress / Research reveals gaps in tracking opioid use among older adults in Medicare post-acute care

A new research letter published in JAMA Health Forum highlights major gaps in how opioid use is tracked among older adults receiving post-acute care under Medicare. Researchers found that Medicare Part D claims significantly ...

Nov 19, 2025 in Addiction
Medical Xpress / Studies suggest ambient AI saves time, reduces burnout and fosters patient connection

When physicians don't have to type detailed clinical notes while simultaneously talking to their patients, the visit feels different. Eye contact lasts longer, follow-up questions become sharper, and—crucially—clinicians ...

Nov 19, 2025 in Medical economics
Medical Xpress / Key protein for healing nerve damage reveals a dual role

Nerve damage can be an unfortunate side effect from an accident, illness or even certain treatments, like chemotherapy. Fortunately, the peripheral nervous system can heal itself to a certain extent, albeit very slowly. Researchers ...

Nov 19, 2025 in Medical research
Medical Xpress / Flexible organic electrodes convert infrared light into nerve signals in damaged retinas

In an important step toward visual prostheses, biocompatible electrodes can convert infrared light into nerve impulses, as demonstrated by a team at TU Wien.

Nov 19, 2025 in Ophthalmology