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Root canal treatment has an undeserved reputation. Modern root canals are comfortable and save teeth that would otherwise be lost. Here's how to know if you might need one.
What Causes the Need for Root Canal?
Inside each tooth is soft tissue called the pulp, containing nerves and blood vessels. When this becomes infected or damaged, root canal treatment removes it and saves the tooth.
Causes include: - Deep decay reaching the pulp - Cracked or fractured teeth - Repeated dental procedures on a tooth - Trauma or injury
Warning Signs
Persistent pain: Especially pain that lingers after eating or drinking hot/cold things. Pain that wakes you at night.
Sensitivity to temperature: Lingering discomfort (not just a twinge) after hot or cold.
Tender to touch: Pain when biting down or pressing on the tooth.
Swelling: Gum swelling near the tooth, or facial swelling.
Darkening: A tooth that's turning grey or dark.
Gum pimple: A persistent spot on the gum near a tooth that may drain.
When to See Us Urgently
Contact us promptly if you have:
- Severe pain not controlled by painkillers
- Facial swelling
- Fever with tooth pain
- Difficulty swallowing or breathing
These can indicate spreading infection requiring urgent treatment.
Not Every Toothache Means Root Canal
Many toothaches have simpler causes:
- Sensitivity from gum recession
- Cracked tooth that doesn't involve the pulp
- Sinus issues (upper teeth)
- Grinding-related pain
We'll examine you thoroughly and explain exactly what's happening before recommending treatment.
The Modern Root Canal Experience
Root canals have come a long way. With modern techniques:
- Effective anaesthesia means you shouldn't feel pain
- Treatment often takes one or two appointments
- Most people compare it to having a filling
- The tooth is saved and can last many more years
Don't let fear of the procedure stop you seeking help — an untreated infection is far worse.

