Echo North

Understanding When a Filling Is Really Needed Few things ruin a day like that first twinge of pain when you bite into something cold. You might wonder if it is serious enough for a filling or if you can just wait and see. The truth is that small cavities do not stay small. Enamel is the hardest substance in the human body, but once it is breached, decay spreads faster than most people realize. By the time you feel sharp pain, the cavity has often reached the dentin layer,