Why do children bite their nails?

Patient's question:

The skin around the fingernails can get worn off. Does anyone know why? Please help explain.

Doctor's answer:

Sucking and biting fingernails are natural instincts in children. This action brings them comfort and a sense of security. The continuation or disappearance of sucking movements in 2-year-old children is still in an alternating phase. It may disappear for a period of time. When he feels tense or anxious due to environmental changes, it reappears. He,。Therefore, parents should play with him, engage in skin-to-skin communication and contact to meet his psychological needs; guide him to play and distract his attention to overcome this issue. When necessary, use gentian water, chili water, or wear gloves.

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