What type of toothbrush and toothpaste should ... Adults can get sealants as well to protect teeth that don't have fillings. Dentists or dental assistants put sealants on in an office visit ...

And an estimated 90% of adults in the US have fillings ... ll grow anywhere from 1,800 to 4,000 teeth in a lifetime! It's all thanks to a special type of cell in their gums, called stem cells.