Dental fillings truly work well, helping weak and decayed teeth remain strong and stable. With that said, don’t be fooled; these mouth-friendly materials can’t carry on forever and need replacing over time. You’ll want to confirm their lifespan to ensure your smile stays safe for many years. Luckily, you can trust your Rapid City dentist to provide the relevant details. Just keep reading to learn how long dental fillings last, when they should be replaced, and how best to care for them.