Medical Xpress news
Medical Xpress / Hippocampus does more than store memories: It predicts rewards, study finds
A preclinical study published in Nature has found evidence that the hippocampus, the brain region that stores memory, also reorganizes memories to anticipate future outcomes.
Medical Xpress / Fruit fly 'Fox' neurons show how brains assign value to food
Why do we sometimes keep eating even when we're full and other times turn down food completely? Why do we crave salty things at certain times, and sweets at other times? The answers, according to new neuroscience research ...
Medical Xpress / Discovery shines light on a cascade of events that occurs when toxic tau impacts synapses
A holistic inquiry into how toxic tau impacts synapses provides a new take on the processes that lead to neuronal dysfunction and memory loss in Alzheimer's disease. A tool, developed in the Tracy lab, enables researchers ...
Medical Xpress / Vaping zebrafish suggest e-cigarette exposure disrupts gut microbial networks and neurobehavior
Electronic cigarettes (e-cigarettes), widely marketed as a safer alternative to traditional cigarettes, are now hooking younger generations. World Health Organization data from 2025 show that at least 15 million adolescents ...
Medical Xpress / One in 1,000 dies: Framing matters for communicating medical numbers, experts say
Similar—yet not the same: Many studies show that patients often struggle to interpret numerical information in medical contexts, especially probabilities related to recovery and side effects. In a recently published Letter ...
Medical Xpress / Beyond the active site: A new way to regulate immune enzyme TREX1
The immune system must maintain a delicate balance to defend against harmful threats while avoiding excessive inflammation. When this balance is disrupted, immune responses can contribute to autoimmune diseases and cancer. ...
Medical Xpress / Sex differences in brain growth emerge in the womb, study finds
Cambridge researchers have revealed a detailed picture of how the human brain grows from mid-pregnancy through the first weeks after birth and identified that sex differences in brain growth are apparent from mid-pregnancy ...
Medical Xpress / Rethinking ultrasound gel: A natural solid pad for clearer, more comfortable imaging
Ultrasonography is a noninvasive imaging technique used for real-time imaging. This versatile technique is used as a reliable diagnostic tool in various modalities. The conventional liquid gel used in ultrasonography is a ...
Medical Xpress / AI tool helps predict which patients need continued care after leaving the hospital
An artificial intelligence (AI) tool accurately predicted which patients would need a skilled nursing facility after leaving the hospital, a new study shows. Led by researchers from NYU Langone Health, the study suggests ...
Medical Xpress / Telesurgery matches local robotic urological surgery in first randomized trial
Telesurgery (operating on a patient remotely using a surgical robot via a secure telecommunication link) appears to be as reliable as standard robotic surgery (when the surgeon and patient are in the same room) for two common ...
Medical Xpress / Heart damage is common and often unnoticed after surgery, but those who see a cardiologist may fare better
An estimated 4.2 million people die within 30 days of surgery worldwide each year. A new study suggests that deaths and serious heart disease might be prevented if some patients see a specialist heart doctor as part of their ...
Medical Xpress / Taking daily aspirin does not reduce long-term cancer risk for older adults
Prior studies, largely among middle-aged adults, have reported that taking aspirin reduces the risk of cancer after 10 years, particularly for colorectal cancer. However, new Monash University research has found that for ...