Medical Xpress news

Medical Xpress / Meningococcal B vaccination does not reduce gonorrhea, trial results show

Contrary to existing evidence from observational studies, the meningococcal B vaccine (4CMenB) has no effect on preventing the acquisition of gonorrhea, according to the results of the world's largest randomized control trial ...

Feb 25, 2026 in Vaccination
Medical Xpress / Medicare Advantage and Medicare–Medicaid eligible patients less likely to use highly rated stroke rehabilitation

Stroke patients with Medicare Advantage health insurance plans are less likely to be discharged to highly rated post-acute care than those covered by traditional Medicare, according to a new study co-led by researchers at ...

Feb 25, 2026 in Cardiology
Medical Xpress / Smoking and Parkinson's: What a 410,000-person study suggests about quitting

A new study of smokers finds that currently smoking is associated with a lower risk of developing Parkinson's disease, but quitting smoking was associated with a lower risk of death. The study, published in Neurology, does ...

Medical Xpress / Many post-authorization studies fail to comply with public disclosure rules

Many post-authorization studies registered with the European Medicines Agency (EMA) fail to comply with legal requirements and recommendations to make their findings public, finds a study published by The BMJ. Post-authorization ...

Feb 25, 2026 in Medical research
Medical Xpress / The shame-filled world of hair-pulling and skin-picking disorders

Over the course of their lives, up to 220,000 Norwegians will pick at their skin or pull out their hair to an extent that can be considered a mental health disorder. They pull out their hair until bald spots appear, or pick ...

Feb 25, 2026 in Psychology & Psychiatry
Medical Xpress / Study finds no evidence of persistent tick-borne infection in people who link chronic illness to ticks

When researchers studied Norwegians who thought tick bites caused their chronic health problems, they found no objective evidence linking the symptoms to ticks. The same study finds that health problems reported by participants ...

Medical Xpress / A 3D-printed swallowable robot could perform gastrointestinal procedures

Recent technological advances have opened new possibilities for the development of advanced medical devices, including tiny robots that can safely move inside the human body. Some of these systems could help to simplify complex ...

Feb 24, 2026 in Gastroenterology
Medical Xpress / Solving cancer immunotherapy's fuel shortage with a protected sugar source

Researchers at UCLA have found a way to supercharge immune cells with a fuel source that tumors can't steal, dramatically improving their ability to survive and attack solid tumors in preclinical studies. The approach, published ...

Feb 24, 2026 in Oncology & Cancer
Medical Xpress / Natural compound from pomegranate leaves disrupts disease-causing amyloid

A research team at Kumamoto University has discovered that a natural compound found in pomegranate leaves and branches can directly break down harmful protein aggregates linked to transthyretin (TTR) amyloidosis, a progressive ...

Feb 24, 2026 in Neuroscience
Medical Xpress / Lab-grown reservoir cells aim at HIV's last strongholds

A new study has overcome a long-standing challenge: how to isolate and study elusive HIV-infected cells called authentic reservoir clones (ARCs) that evade the immune system, making the disease difficult to cure. Researchers ...

Feb 24, 2026 in HIV & AIDS
Medical Xpress / Centenarians' blood sheds light on the mechanisms of longevity

In Switzerland, 0.02% of the population lives beyond the age of 100. Could there be biological characteristics associated with this exceptional longevity? As part of the "SWISS100" study, the first large-scale Swiss research ...

Feb 24, 2026 in Gerontology & Geriatrics
Medical Xpress / Two lipids that help switch on STING open doors in fight against autoimmune disorders and cancer

UT Southwestern Medical Center researchers have identified two lipids that work together with a quintessential protein known as stimulator of interferon genes (STING) to launch an immune response in the human body. Their ...

Feb 24, 2026 in Immunology