Water Fluoridation Study Finds No Evidence of Cognitive Harm - Takeaway - DentalSpire
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Water Fluoridation Study Finds No Evidence of Cognitive Harm

New PNAS study using Wisconsin cohort data finds no negative association between community water fluoridation and adolescent IQ or cognitive performance across the life course.

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    - Study utilized data from Wisconsin - No negative impact of water fluoridation on IQ - Participants categorized by fluoride exposure - Cognitive function assessed at multiple life stages - Methodology adjusted for socioeconomic factors - Findings contrast with recent fluoridation controversies - Study backed by several prominent institutions

Original Source(s)

Water Fluoridation Study Finds No Evidence of Cognitive Harm

  • by Kerri Miller

  • April 23, 2026

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