Billions of people around the world dutifully brush their teeth with toothpaste every day, but some are starting to question this status quo. These contrarians see sense in brushing but aren’t sure ...

Add Yahoo as a preferred source to see more of our stories on Google. Does this mean that we shouldn’t be brushing with toothpaste containing fluoride after all? Since Kennedy Jr. notably isn’t a ...

Oral care can be a drag, even on the best of days. And if you have sensitive teeth and gums, even something as basic as daily brushing can be a pain — literally. In previous reporting on caring for ...

Hydroxyapatite (HAP) toothpaste is a dental product that contains manufactured calcium phosphate. Calcium and phosphate are minerals that form 95% of tooth enamel and 70% of bones. NASA developed HAP ...

Our expert staff answers frequently asked questions in their areas of expertise and defines common terms so you can be a smarter shopper. Read more here. Over the past few years, nano-hydroxyapetite ...