"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...

(AP) - Dental health experts worry that more people are using toothpaste that skips the most important ingredient — fluoride — and leaves them at a greater risk of cavities. Most toothpastes already ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're thinking about trying a nano-hydroxyapatite toothpaste but aren't sure if it's right for you, we spoke to dentists to ...

A pediatric dentist dispels common myths surrounding fluoride.

NEW YORK (AP) - Dental health experts worry that more people are using toothpaste that skips the most important ingredient — fluoride — and leaves them at a greater risk of cavities. Most toothpastes ...

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