No pain does not mean no decay. Many people only learn they have a cavity when it aches badly, by which time it has usually gone deep.
- Early tooth decay is usually painless because the outer enamel has no nerve endings.
- By the time pain is severe, the damage has usually reached deep into the tooth near the nerve and treatment is more complex.
- Discoloured marks, food catching in one spot or frayed floss are signs worth checking.
- Regular check ups find decay early and make a filling far simpler.
Many people think they only need a dentist when a tooth hurts. But decay often progresses silently for a long time without causing any feeling. By the time it aches badly, the damage has usually reached the nerve.
Why is early decay painless?
The outermost layer of the tooth, the enamel, has no nerve endings. When bacteria are only eating into the enamel, we feel nothing. Only when the decay passes through the enamel into the dentin and then nears the nerve does sensitivity and aching appear. At that point treatment is usually more complicated.
Early signs to notice
- A chalky white, yellow or brown mark on the tooth surface.
- Food often gets stuck in the same spot between two teeth.
- Floss frays or tears at one gap.
- An occasional mild twinge with sweet food or cold drinks.
- Breath that smells even after careful brushing.
Decay between teeth is very hard to see by eye, so also read what decay between teeth is and why it is hard to detect.
Why is an early check better?
- Shallow decay only needs the decayed part removed and a filling, which takes little time and little discomfort.
- More of the natural tooth is kept.
- It avoids pulp inflammation, abscess and extraction.
If left, decay can reach the nerve. See tooth decay in adults, how to recognise and treat it.
Preventing silent decay
- Brush twice a day and clean between the teeth.
- Limit sweets and constant snacking.
- Have regular check ups so the dentist can find problems early, especially when X-rays are taken. See how often to have regular dental check ups.
When should you visit Ky Hoa Dental Clinic?
Come for a check if you see a discoloured mark on a tooth, food keeps getting caught in one place, or it has been a long time since your teeth were examined. Nha Khoa Ky Hoa is at 266A - 268, 3 Thang 2 Street, Hoa Hung Ward, Ho Chi Minh City. You can walk in during opening hours, or call the hotline 028.3868.1097 to ask about quieter times first.
Frequently asked questions
Why does early tooth decay not hurt?
Because the outermost layer of enamel has no nerve endings. Sensitivity and aching only appear once decay reaches the dentin and nears the nerve.
Do I need a dental check if nothing hurts?
Yes, regular check ups are advised because early decay is usually painless. Finding it early means a simpler filling and less loss of tooth.
Will tooth decay heal by itself?
No. Decay that has formed a cavity does not heal, and the dentist needs to remove it and fill the tooth to stop it spreading deeper.