ExpertDr. Garima VermaDentist4 years agoA. Thumb sucking is regarded as normal till the age of 3 years and not beyond that. Yes it will effect the child's oral development. Please visit a dentist preferably a pedodontist and they might help you out.
NikithaMom of a 11 yr 1 m old boy4 years agoA. Babies have natural rooting and sucking reflexes, which can cause them to put their thumbs or fingers into their mouths — sometimes even before birth. Because thumb sucking makes babies feel secure, some babies might eventually develop a habit of thumb sucking when they're in need of soothing or going to sleep.
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