When do you need a root canal or what causes you to get a root canal?

1. One of the most common signs you may need a root canal therapy is when you get a severe toothache or sharp pain when chewing or applying pressure;

2. Discolouration of the tooth (tooth is darker than other teeth or turning gray);

3. Continues sensitivity (or pain) to cold or hot temperatures;

4. Swelling & tenderness in your gums;

5. A recurring or persistent pimple on your gums.

Sometimes no signs present at all.