Do You Need a Root Canal If Your Tooth Stops Hurting?
November 4, 2025

A severe toothache can be alarming, especially when it comes on suddenly or makes it difficult to eat or sleep. But what happens when that pain suddenly disappears? Many people assume that if their tooth stops hurting, the problem has resolved on its own. Unfortunately, when it comes to dental infections, the absence of pain does not always mean the tooth is healthy. In fact, it could signal that the condition is getting worse. So, do you still need a root canal if your tooth stops hurting? In many cases, the answer is yes.
Why Tooth Pain Disappears
Tooth pain is often caused by inflammation or infection inside the tooth’s pulp. When the nerve becomes irritated, the tooth becomes extremely sensitive. However, if the infection progresses far enough, the nerve inside the tooth can actually die. When this happens, the pain may disappear—but the underlying problem has not gone away.
A dead or dying nerve means the infection has advanced, and bacteria may continue spreading deeper into the tooth or surrounding tissues. While the absence of pain may feel like a relief, it’s usually a warning sign.
Signs You Still Need a Root Canal
Even if the pain subsides, other symptoms can indicate that a root canal is still necessary, including:
- Persistent sensitivity to pressure or temperature.
- Swelling of the gums near the tooth.
- A darkened or discolored tooth.
- A pimple-like bump on the gums (abscess).
- Bad taste or odor in the mouth.
These symptoms are often associated with an infected tooth that requires prompt treatment.
The Risks of Ignoring the Problem
If a tooth that previously hurt suddenly feels fine, ignoring it can lead to serious complications. The infection can spread to the jawbone, surrounding tissues, or even other parts of the body. Additionally, waiting too long can make saving the tooth more difficult or even impossible, resulting in the need for extraction instead of a root canal.
Why a Root Canal May Still Be the Best Solution
A root canal removes the infected tissue inside the tooth, cleans the canals, and seals the tooth to prevent reinfection. It eliminates the infection whether the tooth is currently painful or not. By treating the tooth early, you protect your oral health and avoid more extensive procedures later.
Pain relief doesn’t always mean a problem has solved itself. If your toothache suddenly disappears, it’s important to schedule a dental exam right away. Your dentist can determine whether a root canal is needed and help ensure your smile stays healthy.
About the Practice
Do you have a severe toothache giving you trouble? Our experienced dental team at Bear Creek Family Dentistry can help! We can relieve pain quickly and get you back on your way in no time. Worried about costs? No problem – we have flexible financing options available so you can spread out payments over time. Come see why we’re a trusted provider of root canal therapy. Schedule an appointment online or call one of our conveniently located offices in your area.
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