The advice from dental experts for keeping your teeth clean sounds simple enough: Brush twice a day and floss. But choosing among the many products available to help you do this can be daunting.

If you’re looking to brighten your smile, getting an at-home teeth whitening kit is convenient, effective and safe—as long as you choose dentist-approved formulas. As the deputy editor who oversees ...

Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...