The child likes to say a tongue, does this habit have a harm? How to prevent?

Hello, acknowledgment invites, this problem will have Chongqing paediatrics director Yan Ling solves hospital of hill of 3 rich river, welcome to pay close attention to. The child likes to say a tongue, from it is bad for certain for customarily, as to form a lot of formerer, specific as follows: 1, because dot imitates ability extremely strong, see the parent has been done can remember, imitate thereby. 2, child curiosity is exuberant, especially big darling of a few months still uses a hand to go without the society lay a finger on this world, can replace with the tongue only. This kind of means is the child's particular method that knows this world. 3, darling besides often say a tongue beyond, return companion to tongue hypertrophy, coating on the tongue becomes white wait for a symptom, treasure Mom needed to notice, the proposal does a checkup to the hospital.