Human tooth regrowth trials are underway in Japan, raising hopes that missing teeth could one day grow back naturally.

Pregnancy does a number on the body — and in ways you may not have fathomed. From morning sickness to drastic emotional changes to physical aches and pains, carrying a baby to term is no walk in the ...

While bones can regrow themselves when they break, teeth aren’t so lucky, and that leads to millions of people worldwide suffering from some form of edentulism, a.k.a. toothlessness. Now, Japanese ...