A recent post on X by Robert F. Kennedy Jr. promised to remove fluoride from America's public water systems under a Trump presidency, connecting it to conditions like arthritis, IQ loss, and bone cancer.

Robert F. Kennedy Jr.'s recent comments on fluoride are prompting questions about its safety in drinking water. Here's what to know.

Now it’s being called out by Robert F. Kennedy, Jr. —possibly on track to become head of health initiatives for the incoming presidential administration—as a practice that should be halted. He recently asserted that Donald Trump would push to remove fluoride from drinking water on his first day in office.