One year old baby’s lower teeth wrapped around the upper teeth may be due to milk teeth caused by anti-mandibular, there may also be due to jaw protrusion caused by milk teeth anti-mandibular or mandibular protrusion may be related to poor feeding habits, parents can first keep watch, if the baby grows up after the milk teeth anti-mandibular or mandibular protrusion of the situation has not yet been relieved, then can be treated. One year old baby’s lower teeth wrapped around the upper teeth is the emergence of anti-mandibular, commonly known as the “heavenly”, which may be caused by milk teeth anti-mandibular, may be related to poor feeding habits, and one year old baby’s baby teeth have not yet come out, so you can wait until the baby’s baby teeth come out and then go to the hospital for diagnosis, if diagnosed as milk teeth anti-mandibular can be corrected. One year old baby’s lower teeth wrapped around the upper teeth may also be due to mandibular protrusion, mandibular protrusion may also be related to poor oral habits, poor breastfeeding posture, you can help the baby to correct the bad eating habits, if you still can not correct the protrusion of the lower jaw, then you can go to the hospital for orthodontic treatment. If a one-year-old baby has the symptom of lower teeth wrapped around the upper teeth, it is recommended to consult a doctor in time to find out the cause and follow the doctor’s instructions for treatment.