A recent systematic review and meta-analysis suggests that more exposure to fluoride may be linked to lower intelligence scores in children. We share 11 tips on how to read a meta-analysis.

WASHINGTON — Robert F. Kennedy Jr.'s anti-vaccine advocacy is outside the mainstream. His previous statements on abortion ...

Three cities in southwest Washington have joined the list of communities nationally that have revisited the issue of adding cavity-preventing fluoride to drinking water.

President Donald Trump's controversial pick to lead the Department of Health and Human Services, Robert F. Kennedy Jr., will ...