Medical Xpress news

Medical Xpress / First animal behavior test shows contactless cochlear stimulation can mimic sound

A new study using Mongolian gerbils as an animal model demonstrated for the first time that trans-tympanic infrared laser stimulation of the cochlea evokes reliable auditory-guided behavior in awake animals without the need ...

Jul 17, 2026
Medical Xpress / ECT-like stimulation unlocks lasting immature-like state in adult mouse neurons

A research team at Fujita Health University led by Professor Tsuyoshi Miyakawa has uncovered a novel mechanism of cellular plasticity in which repeated neuronal stimulation can durably alter the identity of mature neurons. ...

Jul 17, 2026
Medical Xpress / A step toward lab‑grown sperm: Scientists turn stem cells into early sperm cells in a mini‑testis

About 9% of men of reproductive age in the United States experience fertility problems. One of the many causes of male infertility is a failure in germline development, the process by which embryonic cells develop into sperm ...

Jul 16, 2026
Medical Xpress / Breakdown of immune cells' interaction is key driver in aging, study finds

We may age at different rates, but none of us escapes aging. A study in mice and human cells by Stanford Medicine researchers pins much of the blame on a particular type of immune cell's increasing inability, with advancing ...

Jul 16, 2026
Medical Xpress / Implant helps paralyzed man to feed himself and drink from a cup

A neuroprosthetic system has helped a man with paralysis move his hand and feel touch again following a spinal cord injury, reports research published in Nature Medicine. Some of the system's benefits continued even when ...

Jul 16, 2026
Medical Xpress / Immune receptor plays dual role in promoting T-cell exhaustion in cancer

A new Northwestern Medicine study has uncovered how a key immunoregulatory receptor plays an unexpected dual role in promoting T-cell exhaustion during chronic infection and cancer, according to findings published in the ...

Jul 16, 2026
Medical Xpress / Common diet tips about water intake and spicy foods could be wrong

The common rationale for drinking water at meals is that it physically stretches the stomach, triggering fullness so you don't eat too much. But a new Cornell study found no support for that idea in practice. The paper is ...

Jul 16, 2026
Medical Xpress / Are you listening to me? Well, kinda… Research shows people can track more than one conversation at once

Ever wondered how some people seem able to keep up with the conversation they're having while also noticing what's being said across the room? New research suggests this ability isn't simply good hearing but may reflect the ...

Jul 16, 2026
Medical Xpress / Sweeteners slow growth of important gut bacteria in lab tests

Cambridge researchers have shown how commonly used sweeteners slow the growth of certain gut bacteria. One sweetener in particular—isosteviol—when combined with the antidepressant duloxetine, significantly impaired two important ...

Jul 16, 2026
Medical Xpress / Immune therapy for Alzheimer's takes a step forward: Phase I trial reports positive results

Dozens of research teams around the world are working to halt, treat and even prevent Alzheimer's disease, which silently develops in the brain for more than a decade before symptoms appear. Although recent years have brought ...

Jul 16, 2026
Medical Xpress / Before babies can hear, their brains are already wiring for sound

Long before a baby's ears are functional, the brain is already building the circuitry needed for hearing, according to new research from Johns Hopkins University. Published in the journal Science Advances, the study in mice ...

Jul 16, 2026
Medical Xpress / New multiple sclerosis criteria could reveal disease before symptoms appear

The international guidelines for diagnosing multiple sclerosis (MS), called the McDonald criteria, underwent their most significant overhaul in a decade in 2024. The internationally recognized framework is used to diagnose ...

Jul 16, 2026