Vascular Conditions Offer No Clarity on Pollution-Dementia Link
Investigators appeared to rule out vascular dysfunction mediating the previously reported link between fine particulate matter (PM2.5) and dementia. Contrasting with prior studies, their nationally representative U.S. cohort study found no significant association between greater long-term exposure to PM2.5 and a higher dementia risk 10 years later (HR 1.04, 95% CI 0.98-1.11). Sensitivity analysis suggested […]