Medical Xpress news

Medical Xpress / Most obesity drugs do not improve quality of life or heart health, analysis indicates

Despite substantial weight loss, most obesity drugs such as Wegovy and Mounjaro do not meaningfully improve quality of life, and few show cardiovascular benefits at one year, according to an analysis of the latest evidence ...

Jul 8, 2026
Medical Xpress / The secret of human intelligence may lie in the power of a single brain cell

What makes the human brain capable of language, imagination, mathematics and invention? For many years, the prevailing view was that the secret of human intelligence lay mainly in scale: the sheer number of neurons in the ...

Jul 8, 2026
Medical Xpress / Surgeons use teleoperated humanoid robots to perform live surgery—a world first

For the first time, two teleoperated humanoid robots have been used to complete two surgeries during a preclinical trial, researchers report in the July 8 issue of the journal Nature. The work is the result of a collaboration ...

Jul 8, 2026
Medical Xpress / Alcohol drives opposite brain circuit changes in amyloid and tau Alzheimer's models

Alcohol use has been associated with an increased risk of cognitive decline and dementia. But new research from Texas A&M University's Naresh K. Vashisht College of Medicine at Texas A&M Health suggests the relationship between ...

Jul 8, 2026
Medical Xpress / Lung transplant dramatically improves survival for patients with terminal lung cancer, study finds

A landmark Northwestern Medicine study published in JAMA suggests lung transplantation can significantly extend survival in select patients with advanced lung cancer.

Jul 8, 2026
Medical Xpress / Decline in work productivity found 15 years before early-onset dementia diagnosis

People diagnosed with early-onset dementia had reduced work productivity up to 15 years before diagnosis, according to a study published in Neurology. Researchers also found the number of years of lower productivity varied ...

Jul 8, 2026
Medical Xpress / New, improved method to find and isolate the strongest cancer-fighting immune cells

A new platform developed by researchers at the University of Texas MD Anderson Cancer Center quickly finds and isolates rare, tumor-reactive immune cells that are especially good at recognizing and attacking cancer cells, ...

Jul 8, 2026
Medical Xpress / 'Parent' blood cells act as a buffer against the effects of aging

As people age, so do their stem cells. Scientists have known for years that the stem cells that go on to become blood cells show significant signs of aging that sometimes lead to leukemia, excessive blood clotting and other ...

Jul 8, 2026
Medical Xpress / Brain implant uses temperature to switch neurons on and off

A research team led by Professor Il-Joo Cho of Korea University College of Medicine has developed a novel brain implant capable of bidirectionally modulating neural activity using temperature, opening new possibilities for ...

Jul 8, 2026
Medical Xpress / Targeted phages curb Crohn's-linked gut inflammation by disabling harmful E. coli traits

A research team at McMaster University has developed a targeted approach to treating inflammatory bowel disease (IBD) using bacteriophages, viruses that infect specific bacteria, to disarm harmful microbes without disrupting ...

Jul 8, 2026
Medical Xpress / Single-night sleep apnea tests may misclassify patients, repeated monitoring suggests

A single night of sleep testing may not be enough to diagnose sleep apnea, with new Flinders University research revealing that night-to-night variation can lead to missed or incorrect diagnoses. The study, published in npj ...

Jul 8, 2026
Medical Xpress / Scientists uncover how fungi 'blind' the immune system—offering new hope against superbugs

Researchers at the University of Sheffield have discovered that a fungus deadly to people with weakened immune systems can disable a critical defense used by neutrophils, the body's front-line, infection-fighting white blood ...

Jul 8, 2026