Dental fillings protect teeth from further damage, but they do not last forever. This episode explains the warning signs of a failing filling and why replacing it early can help prevent bigger dental problems. How long different dental fillings lastSigns your filling may need replacementWhy tooth pain and sensitivity matterHow cracks and staining affect fillingsWhat happens during a filling replacementWhy early dental care prevents bigger repairsWhen to schedule a dental checkupLearn how to r...