What Is a Root Canal? A root canal is a treatment used to repair and save a tooth that is badly decayed or infected. A tooth's nerve and pulp can become irritated, inflamed, and infected due to deep ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

You might assume root canals are painful, but many people report they're no more painful than getting a filling. The discomfort you may have leading up to this kind of dental care can be very painful ...

Teeth are made up of a combination of hard and soft tissue. You may not think of teeth as living, but healthy teeth are alive. When the nerves in the pulp of the tooth, which is the inner layer, ...

A “dead tooth” refers to a tooth when there is no longer any blood flow to it. Sometimes this is also known as a “non-vital tooth.” Both tooth decay and an injury can cause a dead tooth. In this ...