Tooth pain may be caused by conditions like a sinus or mouth infection, or dental issues like a cavity or broken filling.

A root canal is a treatment used to repair a damaged tooth. The procedure involves removing the diseased or infected portion of the tooth, sealing the canals (pathways into the tooth), and repairing ...

Despite its reputation, a root canal is often smoother, quicker and less painful than most people expect. Here’s what you can ...