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

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.

  • By

  • Kerri Miller

  • April 23, 2026

  • 4 min

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Water Fluoridation Study Finds No Evidence of Cognitive Harm

  • by Kerri Miller

  • April 23, 2026

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