Do You Need a Root Canal? Here’s How to Tell
A root canal is a common dental procedure that can save your tooth and relieve pain. Many people fear it, but modern dentistry has made root canals quick, effective, and virtually painless. If you’re experiencing dental discomfort, you might be showing signs that you need a root canal. Here are the 7 key warning signs to watch for.
1. Persistent Tooth Pain
If you have constant or severe tooth pain, especially when chewing or applying pressure, it could be a sign of an infected pulp inside your tooth. According to the American Association of Endodontists, this is one of the most common signs you need a root canal.
2. Sensitivity to Hot and Cold
Does your tooth ache after drinking hot coffee or eating ice cream? Lingering sensitivity is a red flag that the nerves inside your tooth may be damaged.
3. Swollen or Tender Gums
Swollen, red, or tender gums near a painful tooth may indicate an infection. Sometimes, a pimple-like bump (dental abscess) appears on the gums, releasing pus and causing bad breath.
4. Deep Decay or Darkening of the Tooth
If a cavity has been left untreated for too long, bacteria can reach the pulp, causing the tooth to darken or turn gray. This is often a sign that the nerve is dying, and a root canal may be needed to save the tooth.

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5. A Cracked or Chipped Tooth
A crack or chip in your tooth can expose the inner nerves, leading to infection. If you’ve had a dental injury, see your dentist to check if a root canal is necessary.
6. Prolonged Toothache That Comes and Goes
Intermittent tooth pain that suddenly disappears may not be a good sign—it could mean that the nerve inside your tooth has died. Without treatment, the infection can spread.

7. A Loose Tooth
An infected tooth may feel loose due to bone loss caused by the infection. If your tooth is moving or shifting, it’s time to seek professional dental care.
Why You Shouldn’t Fear a Root Canal
Many patients fear root canals, but the truth is:
✅ Modern technology makes them painless
✅ They save your natural tooth
✅ The procedure is no worse than getting a filling
✅ It stops infection from spreading
