Most people will have a full set of 28 adult teeth between the ages of 12 and 14. Some will also develop four wisdom teeth - molars which appear at the back of the mouth, one on each side top and ...

But after our adult teeth grow in, the stem cells die and disappear. To understand why, let's take a journey back in time ... but with each new set, there's a risk that the regrown teeth won ...

Dental sealant is a thin, plastic coating painted on the chewing surfaces of teeth -- usually the back teeth-- to prevent ... and grooves. However, adults without decay or fillings in their ...