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Medical Xpress / Black Americans face increasingly higher risk of gun homicide death than white Americans

Firearm homicide death rates have long been disproportionately higher for Black Americans compared to white Americans, and a new analysis across 45 years suggests that in recent years, this disparity has grown. Alex Knorre ...

Medical Xpress / Why eczema often starts in childhood: New clues point to early immune 'overreaction'

A team of researchers at the Icahn School of Medicine at Mount Sinai, Weill Cornell Medicine, and other institutions have uncovered a key biological explanation for why eczema so often starts in childhood. The study, in young ...

Feb 25, 2026 in Immunology
Medical Xpress / Houston, we have a problem: Study points to clotting glitch in space

A cut presumably draws blood anywhere in the universe, whether in an Earthly suburb or on some future interstellar voyage yet undreamed outside science fiction. In space, however, clotting's the challenge. A recent study ...

Feb 26, 2026 in Cardiology
Medical Xpress / Rare genetic variant protects against malaria-causing parasite by making red blood cells bigger

Scientists have found that a special component in some people's blood provides them with natural protection against malaria. A recent study has demonstrated that a genetic variant named rs112233623-T reduces the activity ...

Feb 23, 2026 in Immunology
Tech Xplore / New roadmap for evaluating AI morality proposed

Large language models (LLMs) are dealing with an increasing amount of morally sensitive information as people turn to them for medical advice, companionship and therapy. However, they are not exactly known for possessing ...

Feb 23, 2026 in Computer Sciences
Medical Xpress / Clues in the bloodstream reveal the role androgen receptor alterations play in metastatic prostate cancer

A new study using serial liquid biopsies to track how metastatic prostate cancer evolves under treatment pressure showed that androgen receptor (AR) alterations consistently emerged and were linked to poorer outcomes across ...

Feb 26, 2026 in Oncology & Cancer
Medical Xpress / Unlearning fear faster: Activating certain neurons can accelerate the process

Unlearning fear responses is a fundamental learning process in the brain. It allows us to flexibly react to formerly threatening situations once the danger is no longer present. This mechanism, known in research as "fear ...

Feb 25, 2026 in Psychology & Psychiatry
Phys.org / Physicists watch light drift in quantized steps for the first time

In physics, the classical "Hall effect," discovered in the late 19th century, describes how a transverse voltage is generated when an electric current is exposed to a perpendicular magnetic field. Simply put, the magnetic ...

Feb 24, 2026 in Physics
Medical Xpress / Starving cancer: The effects of nutrient deprivation on synovial sarcoma

Synovial sarcoma is an aggressive malignant tumor that primarily affects the limbs of teenagers and young adults. While it can be cured if completely removed by surgery, recurrence or metastasis, the spread of cancer to organs ...

Feb 26, 2026 in Oncology & Cancer
Medical Xpress / New blood test signals who is most likely to live longer, study finds

As people age, it becomes harder to know who is on track for healthy years ahead and who may be at higher risk for serious decline. A new study suggests that part of the answer may already be circulating in the bloodstream.

Feb 25, 2026 in Gerontology & Geriatrics
Medical Xpress / New GLP-1 pill orforglipron outperforms oral semaglutide in yearlong diabetes trial

A novel GLP-1 receptor agonist (RA) pill called orforglipron leads to a larger reduction in blood sugar levels after a year than the current available oral GLP-1 RA (semaglutide), finds a phase 3 randomized controlled trial ...

Feb 26, 2026 in Overweight & Obesity
Phys.org / Canada's Magdalen Islands' peatlands hold vital clues about ancient Atlantic hurricanes

Eastern Canada has seen a rise in the number of hurricane- and near-hurricane strength events battering its maritime areas, with particularly violent storms in 2003 (Hurricane Juan), 2019 (Dorian) and 2022 (Fiona). While ...

Feb 24, 2026 in Earth