Why Do I Need a Root Canal Retreatment?

Nobody wants to need a root canal, but most people find that after the procedure they feel much better. Even more promising is that they get to keep their treated tooth. But sometimes, root canals don’t always go as planned, and you may find yourself needing a second root canal known as a retreatment months or even years down the road. But why does this happen, and how likely is it to happen to you? Here’s what you need to know about needing a root canal redo.