What is the direct answer?
What does this question mean?
This wording can describe dentine hypersensitivity or pain from acid erosion, decay, a leaking filling, or an exposed root.
What can you do next?
Use a soft brush and fluoride toothpaste, reduce acidic exposures, rinse with water, and book an examination.
When should you seek dental care?
Seek prompt care for lingering or spontaneous pain, swelling, fever, bad taste, or difficulty swallowing.
What should you ask the dentist?
Ask whether the cause is erosion, decay, recession, a crack, or pulp disease, and which treatment protects the tooth.
Frequently asked questions
What is the first practical step?
Record the symptom and trigger, keep the area clean, and arrange a focused dental assessment.
Can I treat the cause from the symptom alone?
No. Similar sensations can come from different tissues, so diagnosis guides treatment.

