When most people think of cavities, they imagine decay in the biting surface of a tooth. But did you know cavities can also form near the gumline? Gumline cavities are common and can be tricky to spot without a professional exam. These types of cavities require prompt treatment to prevent further damage. If you’re noticing sensitivity near your gums, schedule a dental checkup to see if a gumline cavity may be the cause. Understanding ...