Root Canal Treatment is also called Endodontic Treatment. If the pulp inside your tooth becomes infected it can spread down the root of your tooth and cause painful abscesses that, if left untreated, could result in tooth loss.
If an infection does occur you The doctor may advise you need root canal treatment. This is when they empty your tooth of the pulp, taking away the nerves and blood flow, effectively leaving your tooth dead.
The doctor then fill the tooth and seal with a restoration or crown to prevent any further infections.