Hacker News new | ask | show | jobs
by Wojtkie 951 days ago
From your first link, they literally state that the "moderate effect" is at concentrations exceeding what flourinated water supplies in the US have. Here's the comment.

>Reviewer comment (DocB1_Monograph, page 2): It would be helpful if the Abstract was clear in the Discussion that the conclusion about effects on IQ in children was derived from high human exposures (higher than US exposures) without getting into more hazard conclusions or assessments.

They repeatedly say that the current research is no where near comprehensive and results are weak.