Summary: A population-based epidemiological investigation from Trinity College Dublin finds no evidence connecting lifetime exposure to fluoridated drinking water with cognitive decline or dementia risk in older adults. Published in the Journal of Dental Research, the study analyzed 2,495 adults from the Irish Longitudinal Study on Ageing (TILDA), mapping their residential histories against historic national water fluoride records dating back to 1964. Cognitive test scores across low-, moderate-, and high-exposure cohorts showed no significant differences, providing empirical reassurance regarding the […]