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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 ...

20 hours ago 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 / Dry eye often precedes autoimmune disease diagnosis, new study finds

Frequent dry eyes may signal more than simple irritation and could be an early warning sign of an autoimmune disease. This symptom has long been associated with Sjögren's Disease, a chronic autoimmune condition in which ...

Feb 25, 2026 in Immunology
Medical Xpress / Superagers' brains have a 'resilience signature,' and it's all about neuron growth

Brains of older adults with super-healthy cognition grow more new neurons than those of their peers, according to a study from UIC, Northwestern University and the University of Washington. Researchers found that the brains ...

Feb 25, 2026 in Neuroscience
Medical Xpress / Scientists sharpen genetic maps to help pinpoint DNA changes that influence human health traits and disease risk

Scientists have identified how specific genetic changes function in cells to influence disease risk and other human health traits. By probing regions of DNA previously linked to disease, the work has created high-resolution ...

Feb 25, 2026 in Genetics
Medical Xpress / Gallbladder cancer could soon be detected in blood

Researchers at Tezpur University in Assam, India, working with scientists at the University of Illinois Urbana-Champaign, have identified distinct chemical signatures in blood that could help detect gallbladder cancer earlier. ...

Feb 25, 2026 in Oncology & Cancer
Medical Xpress / Vitamin B7 reveals a new metabolic weak spot in some cancers

A research group at the University of Lausanne (Unil) has identified a new mechanism that exposes the vulnerability of tumor cells when they are deprived of vitamin B7. The ability of cells to adapt to fluctuations in nutrient ...

Feb 25, 2026 in Oncology & Cancer
Medical Xpress / AI, monkey brains, and the virtue of small thinking illuminate how the brain processes sight

What does it take to make AI that can pass as human? Try massive clusters of supercomputers. To build human-like intelligence, computer scientists think big. However, for neuroscientists who want to understand how real brains ...

Feb 25, 2026 in Health informatics
Medical Xpress / Keto diet may restore exercise benefits in people with high blood sugar

To be healthy, conventional wisdom tells us to exercise and limit fatty foods. Exercise helps us lose weight and build muscle. It makes our hearts stronger and boosts how we take in and use oxygen for energy—one of the ...

Feb 25, 2026 in Health
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 / 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
Medical Xpress / Skeletal muscle retains a 'molecular memory' of repeated disuse, study finds

Muscle loss (atrophy) due to inactivity is common after illness, injury, hospitalization or falls, and becomes increasingly frequent with aging. New research published in Advanced Science shows that skeletal muscle retains ...

Feb 25, 2026 in Endocrinology & Metabolism