Thumb Sucking

Thumb or finger sucking is common in children and some will even have started in the womb before they were born. Parents can be reassured, however, that it does not damage most children’s teeth. A small number of children do change the position of their teeth, and a few of them change not only their teeth but also the shape of the bone supporting the upper teeth, and can even bend their fingers.

For teeth to move, the duration of the habit is relevant which means the thumb sucking habit needs to be of long duration each day to have any effect.

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