Anyone who has ever had a tooth crack or break knows the sinking feeling that follows because it almost certainly means an urgent trip to the dentist. While the enamel on your teeth is the hardest ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Most of us will need dental work at some point — it's rare to get a proper look at how the process ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. "Enamel is the hardest tissue in the body, but unlike bone or skin, it ...