The goal of a root canal treatment is to save your tooth. But when that doesn't work, your dentist may recommend an apicoectomy to remove a diseased tooth root.

Dentists have been treating inner-tooth disease with root canal therapy for years. But five percent are ineffective and require an endodontic retreatment. Find out why.

Think of molar endodontics as root canal therapy for your molar teeth -- the ones in the back of your mouth that are used for chewing. Find out what's involved in molar endodontics.

When your tooth's pulp chamber becomes infected a root canal is often necessary, but not always inevitable. Pulp capping can also be used to prevent further damage.

Root canals have some nerve; that's why it's important to protect them with root canal therapy. Fortunately, modern root canal treatments are now virtually pain-free!