What causes toothache in children?

May 12, 2025 Source: Cainiu Health
Disease description:

She is a mother of a 6-year-old child who has recently been complaining of toothache. She doesn't know what might be causing it. What are the possible causes of toothache in children?

Doctor's answer (1)
Dr. Liu Chao

Children's toothaches can be caused by various factors, commonly including dental caries, gingivitis, and pain associated with tooth eruption. Dental caries are the primary cause of toothaches in children. Poor oral hygiene or unhealthy eating habits allow bacteria to erode the teeth, leading to cavity formation and subsequent pain. Gingivitis results from plaque buildup, causing redness, swelling, and bleeding of the gums, which may lead to pain in severe cases. Additionally, children undergoing tooth replacement may experience discomfort or even pain in the gums due to the eruption of permanent teeth. In rare cases, dental trauma or malalignment of teeth can also cause toothaches, requiring assessment based on the specific situation.

To relieve toothaches and prevent similar problems, parents should help children develop good oral hygiene habits, such as brushing teeth twice daily, rinsing after meals, and using children-specific toothpaste and toothbrushes. Dietary intake of sugary foods should be reduced, and frequent snacking or drinking of sugary beverages should be avoided. Regular dental checkups should be scheduled to detect and address issues such as caries promptly. If a child experiences persistent toothache or symptoms such as fever, timely medical attention should be sought to prevent worsening of the condition.