If you’ve spent any time at all talking to people about replacing missing teeth, you’ve probably heard plenty about dental implants. They’re often touted as the greatest thing to ever happen to tooth replacement, and even to dentistry in general.

After all that talk, you may wonder how dental implants could possibly be worth the hype. If you’re curious, here are a few reasons why dental implants are so celebrated.

Dental implants are some of the strongest and most stable methods of tooth replacement—around 95% of them are successful at 20 years, and many last as long as 30. However, getting dental implants can also be a little bit demanding. While it’s possible for most people to get them, some preparation may be necessary before the procedure itself.

Here are a few treatments you may need before getting dental implants.