We don’t always have the answers, but we have some people on speed dial who do — which is why we present our FYI series, ...

Since its removal from local tap water, data shows kids in Juneau have started getting cavities at a higher rate.

“The same ingredient can do multiple things. Fluoride is an amazing example of that,” she says. You may see two separate toothpastes, one marketed for sensitivity and another for ...

Fluoride – it's added to the water systems of more than two thirds of Americans. It's in dental products from toothpaste to mouthwash. It's been the subject of long-running conspiracy theories.

Fluoride – it's added to the water systems of more than two thirds of Americans. It's in dental products from toothpaste to mouthwash. It's been the subject of long-running conspiracy theories.

Ilana Decker, who moved from Israel to New York three years ago, says she doesn’t agree often with Robert F. Kennedy, Jr.