How Long Do Fillings Really Last—and What Shortens Their Lifespan?

Dental fillings are one of the most common restorative treatments, designed to repair cavities and protect your tooth from further damage. But many patients wonder: how long do fillings actually last? The answer depends on several factors—including the type of filling and how well you care for your smile. Average Lifespan of Dental Fillings Most of them last anywhere from 5 to 15 years, but some can last even longer with proper care. No filling lasts forever, which is why regular dental checkups are essential. What Shortens the Lifespan of a Filling? Several everyday habits and oral health factors can wear