When it comes to giving your mouth a good cleaning, there’s no denying that a great toothbrush is a must-have. But while most people use theirs with toothpaste, there’s a recent throwback trend that ...

Forget strips, gels, and pastes. Your next tooth-whitening and repairing substance might well be a new powder developed by Shanghai researchers. You'll want to use it with an electric toothbrush ...