If you are missing permanent teeth - especially back teeth that nobody can see when you speak or smile - you may not think replacing them is important, or at least not that urgent. But the truth is, the longer you go without replacing missing teeth, the more damage you could be doing to your health. That’s because, believe it or not, missing permanent teeth is more than just a cosmetic issue, it’s a health issue, too. Here’s why you shouldn’t put off replacing missing adult teeth.