Daily Archives: May 5, 2026


Recombinant Zoster Vaccination Linked to Reduced Risk of Dementia in Older Adults

Two-dose recombinant zoster vaccination (RZV) was associated with a significantly lower risk of new-onset dementia, including Alzheimer’s disease (AD) and vascular dementia (VD), among U.S. adults aged 65 years or older. In this Medicare-based study, individuals who received RZV were matched to unvaccinated counterparts by age, sex, and race/ethnicity, all […]


Colonoscopy Screening Reduced Colorectal Cancer Incidence but No Significant Mortality Benefit

A 13-year follow-up of a randomized controlled trial found that a single colonoscopy screening significantly reduced colorectal cancer incidence but did not significantly lower mortality. In this multicountry study involving 84,583 adults aged 55–64 years from Norway, Poland, and Sweden, participants were randomized to receive colonoscopy screening or no screening. […]