Medical Xpress news

Medical Xpress / World's largest psilocybin brain-imaging study maps how context reshapes psychedelic effects

A landmark five-year study by Monash University has found psychedelics reorganize brain patterns, giving clinicians powerful new insights into their therapeutic potential.

Aug 19, 2026
Medical Xpress / Newly found 'immune organ' inside skull directs brain defense

Researchers at Washington University School of Medicine in St. Louis have discovered lymph node-like structures in the skull bone marrow of mice for the first time and demonstrated that they act as rapid first responders ...

Aug 19, 2026
Medical Xpress / Why do we get sleepy? How neurons control sleep drive

Why does staying awake inevitably make us sleepy? Researchers at the University of Basel, Switzerland, have identified neuronal populations in the brains of mice that become activated during prolonged wakefulness and are ...

Aug 19, 2026
Medical Xpress / Brain organoids survive nearly six years, mirroring later human development

A scientific team has shown that, under the right circumstances, 3D cell culture models of human brain tissue, known as organoids, can express features of later-stage brain development. This breakthrough could turn previously ...

Aug 19, 2026
Medical Xpress / 'Breakthrough' mRNA cancer drug curbs melanoma in large trial

US drugmakers Merck and Moderna said Wednesday a personalized cancer treatment had shown success in reducing the recurrence of melanoma tumors in a late-stage trial hailed by experts as a "breakthrough."

Aug 19, 2026
Medical Xpress / Heartbeats power a battery-free pacemaker designed to last a lifetime

Madison researchers have developed an implantable, battery-free pacemaker that's charged by a patient's heartbeat. The device has the potential to last an entire lifetime, reducing the risks and costs associated with replacing ...

Aug 19, 2026
Medical Xpress / From orbit to clinic: HIV drug enters Rett syndrome trial after space-based brain study

Research using human brain organoids onboard the International Space Station helped lead to a clinical trial of a potential therapy for Rett syndrome, a debilitating neurological disorder in children. Scientists are now expanding ...

Aug 19, 2026
Medical Xpress / New metric reveals how inequality can spark epidemics despite low overall risk

Influenza spreads in a crowded barracks or prison. Ebola proliferates when per capita hospital beds plummet below typical levels in developed countries. Bedside discrimination leads some patients to die and others to survive.

Aug 19, 2026
Medical Xpress / The science of sweating still holds surprises—including how still, dry air can hinder cooling

The purpose of perspiration was a mystery in 1775, when English physician Charles Brian Blagden and a few inquisitive friends experimented on themselves by spending time in rooms heated to more than 230°F (110°C). While the ...

Aug 19, 2026
Medical Xpress / International study marks step forward in genetic understanding of eating disorders

New research led by the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King's College London, in collaboration with an international partnership of researchers, has, for the first time, compared the genetics ...

Aug 19, 2026
Medical Xpress / Single gene injection reverses inherited heart disease in mice and patient-grown tissue

Melbourne researchers have made a gene therapy breakthrough that could restore heart function in children with genetic heart disease, sparing them the need for transplants.

Aug 19, 2026
Medical Xpress / Study finds sustained benefit for people using Oregon psilocybin services

People participating in an Oregon Health & Science University-led study of state-regulated psilocybin services reported relief from symptoms of anxiety, depression and post-traumatic stress disorder—with almost two-thirds ...

Aug 19, 2026