Children’s groove tooth pain, that is, the child’s back teeth pain, this time you need to go to a professional oral health care institutions, preferably with children’s dental dental institutions, for children’s teeth for examination and treatment of the. The most common cause of children’s tooth pain is dental caries, i.e., tooth decay and insect teeth. If parents do not see obvious traces of caries on the hinges of the teeth, it is possible that the neighboring surfaces of the teeth are decayed, and then you can go to a professional dentistry to take dental radiographs, which can see the decay of the neighboring surfaces of the teeth. If the decayed tooth is identified, a professional dentist can carry out decay removal and filling treatment for children’s milk teeth, which will not continue to be painful after decay removal and filling treatment.