Study Links Fluoride Consumption During Pregnancy to Lower IQ in Children

 The study, published in the journal JAMA Pediatrics on Monday, found that increased levels of fluoride exposure during pregnancy were associated with declines in IQ in children. Previous research has made similar findings, but this is the first such study to evaluate the effect of fluoride on populations receiving what the US Public Health Service considers optimal levels of 0.7 milligrams of fluoride per liter of drinking water, such as in the United States and Canada.

https://ktla.com/2019/08/19/study-links-fluoride-consumption-during-pregnancy-to-lower-iq-in-children/