- Are you sensitive to hot?
- Is there a lingering sensitivity to cold?
- Does your tooth throb?
- Are you avoiding chewing on that tooth?
All of the above could signs that you could need a root canal.
You would still have to be checked out to be sure.
Most root canals can be done in one visit. How long it takes can vary due to how many canals are involved, and if the canals are calcified or curved.
The cost varies depending on number of canals.