Toothache always stops you right in your tracks. Even if it’s a dull pain or a sharp, throbbing pain, wherever it is, it is signaling you to recognise something isn’t right. It is often not just the pain; it is protecting your long-term dental health. Once the infection reaches the innermost part of the tooth, called the pulp, one of the most common and effective ways to keep that tooth is with a root canal treatment .