Fluoride has long been used as a dental health tool as a means of preventing cavities and fighting tooth decay — but now a new meta-analysis suggests it could have “detrimental effects” on the health ...

Claims that fluoride in drinking water causes cognitive delays in kids are driving U.S. policy. A new study finds no evidence to back them.

This chapter provides an update on studies of the reproductive and developmental effects of fluoride published since the earlier NRC (1993) review. Studies on reproductive effects are summarized first ...

A new study found no evidence that fluoride in municipal water systems negatively affects the cognition of residents, challenging data that Republican politicians have used to ban the mineral. MORE: ...

Water fluoride concentrations were associated with higher odds of reports of snorting, gasping, or stopping breathing while sleeping at night. Fluoride exposure may be associated with changes in sleep ...

Utah stopped public water fluoridation in May 2025. While the health effects aren't immediate, dentists and oral health ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A U.S. government agency released a report on Wednesday that linked ...

Fluoride is one of the more abundant elements naturally found in drinking water and levels around 0.7mg per liter have been proven to reduce tooth decay. This is why some countries add fluoride to ...

Tooth decay and related pain is one of the leading causes of missed school days for children in the United States. One proven way to reduce tooth decay is through fluoride, which strengthens tooth ...

The discovery that fluoride can help people maintain healthy teeth dates back to Colorado Springs in the early 1900s. That’s when a young dentist named Frederick McKay noticed brown staining on the ...

House Speaker Mike Johnson (R-La.) said Tuesday he thinks fluoride in the public water supply deserves “real evaluation,” a day after the Department of Health and Human Services (HHS) and the ...

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