Babies grow teeth more than 6 to 8 months, can appear red gums, drooling and other symptoms, if the milk teeth more than a year old has not yet erupted, it is recommended to consult a doctor in time. There are two sets of teeth in a person’s life: milk teeth and permanent teeth, and most babies start to erupt when they are 6 months old. The earliest erupting teeth are usually the mandibular milk incisors. During the eruption of milk teeth, there will be redness of the gums, drooling, etc. In addition, some babies can see white dots on the gums at the site of eruption. Due to the itchy gums caused by eruption, babies may chew on toys and clothing, and may cry due to gum discomfort. One year after the birth of the baby eruption of the first milk teeth are within the normal range, if a week after the age of the delay in the eruption of the first milk teeth, belong to the late eruption of milk teeth, may be preterm delivery of low birth weight, lack of calcium, growth hormone deficiency and other reasons for the reason, it is recommended to go to the hospital in a timely manner to see a doctor.