Medical Xpress news

Medical Xpress / Researchers uncover 'hidden key' to immunotherapy for intractable brain tumors

Researchers have uncovered a clue to why immune checkpoint inhibitors—cancer therapies that release the immune "brakes" exploited by tumors to evade attack—show limited efficacy in some brain tumors. A KAIST research team ...

Jul 20, 2026
Medical Xpress / GLP-1 use rising rapidly among US adolescents and young adults, study finds

Adolescents and young adults in the U.S. are increasingly using popular GLP-1 weight-loss drugs alone or in conjunction with metabolic and bariatric surgery (MBS) to manage obesity, according to a study by UT Southwestern ...

Jul 20, 2026
Medical Xpress / Coffee and heart health: How many cups of caffeinated coffee are safe to drink each day?

Previous studies have found that caffeine is the world's most popular stimulant and psychoactive substance, and coffee is the most common way people consume caffeine. The latest research supports the conclusion that, for ...

Jul 20, 2026
Medical Xpress / Last-line antibiotics at risk as children's resistance rises

Antimicrobial resistance in children is rising globally and will worsen over the next decade, threatening the effectiveness of life-saving antibiotics, according to the world's first monitoring platform. The study, led by ...

Jul 20, 2026
Medical Xpress / Daylight saving time may leave a surprising trace in the eye's smallest blood vessels each spring

For the first time, Northwestern Medicine scientists have detailed how fall and spring daylight saving time transitions affect a person's risk of developing retinal vascular disease. The study is published in Scientific Reports.

Jul 20, 2026
Medical Xpress / What the brain is doing when we're unaware of our actions

Hal Blumenfeld, MD, Ph.D., the Mark Loughridge and Michele Williams Professor of Neurology at Yale School of Medicine (YSM), got out of the pool one afternoon and couldn't find his watch. He was certain he'd left it at the ...

Jul 20, 2026
Medical Xpress / Severe flooding linked to increased deaths from opioid use in rural Appalachia

Severe flooding may contribute to higher mortality rates from opioid use in rural Appalachia, according to a study by researchers at Penn State. The findings—published in the Proceedings of the National Academy of Sciences—are ...

Jul 20, 2026
Medical Xpress / Building a blueprint to manipulate the immune system

Why do some vaccines protect for a lifetime, while threats like tumors and viruses present such an ongoing challenge? The answer lies in the immune system's memory and how invading pathogens hack the system.

Jul 20, 2026
Medical Xpress / Crystal-clear images reveal how pregnancy antibodies cause harm in babies

Using advanced electron microscopy, researchers in Leiden have captured detailed images showing how, in the rare pregnancy disorder FNAIT, antibodies produced by the mother can cause bleeding in fetuses. The findings, published ...

Jul 20, 2026
Medical Xpress / Single-cell atlases of the human body may not fairly represent global populations as AI use grows

The single-cell "atlases" that are increasingly used to map the human body and as training data for artificial intelligence models may not represent the world's populations fairly, according to a study led by researchers ...

Jul 20, 2026
Medical Xpress / Newly identified MRI biomarkers reveal physical brain changes from cognitive training, study finds

A new neuroimaging study published in the journal Brain Imaging and Behavior provides some of the first evidence that strengthening your brain health through daily habits rewires its physical architecture.

Jul 20, 2026
Medical Xpress / Around the world, road injuries remain a leading, preventable cause of death among young people

In 2023, nearly 51 million people were injured and 1.34 million died from road injuries, making road injuries one of the leading global causes of premature death and disability, according to a new study published in The Lancet ...

Jul 20, 2026