From baby teeth to ‘conveyor belt’ molars, here’s why humans—and other mammals –grow and replace their teeth in such ...

‘Aging like a fine wine’ seems to be the mantra of most people, as they tend to navigate their way to old age with a certain grace and aspire to retain good health for a healthier life. As we grow old ...

Baby teeth are the first set of teeth a person grows. A full set of adult teeth replaces most people’s baby teeth. In some instances, a person may have a baby tooth that does not fall out and remains ...

Brushing teeth too hard can wear down the enamel, aka the protective layer on your teeth. (Photo illustration: Jay Sprogell for Yahoo News; photo: Getty Images) Brushing your teeth twice a day every ...