Baby’s dental reasons, micronutrient deficiencies, digestive dysfunction, intestinal parasites, psycho-neurological factors, etc. can cause 10-month-old baby grinding teeth and creaking, the child’s parents can carry out cause-based treatment: 1, dental reasons: 10-month-old baby in the process of tooth eruption, the root of the teeth have obvious itching or discomfort, thus relieved by grinding teeth. Parents can give their babies some teething sticks, etc., to relieve the baby’s oral discomfort. Some 10-month-old babies already have dental caries, which may also be accompanied by uncomfortable teeth and the feeling of wanting to grind teeth, so they should do a good job of oral cleaning and strive to repair teeth in dentistry; in addition, the problem of dental bite relationship may also lead to tooth contact instability and grinding teeth, but 10-month-old babies cannot receive orthodontics for the time being, and usually go to pediatric dentistry around 4 weeks old to correct; 2. Micronutrient deficiency: calcium deficiency will also cause baby grinding teeth. The mother can reasonably supplement trace elements under the guidance of the doctor, supplement vitamin D, prevent calcium deficiency, and ensure the diversity of the baby’s daily diet, appropriate sun exposure, to help the baby’s body absorb calcium; 3, digestive disorders: baby if you eat too much before bedtime, resulting in food accumulation, will also cause the baby grinding teeth at night. Therefore, parents should reasonably control the amount of baby meal intake, intake time, to avoid the baby due to dinner eat too much or too late to cause digestive disorders; 4, intestinal parasites: parasites produce neurotoxins will stimulate the baby’s nerves, thus causing the occurrence of teeth grinding. The parents can actively deworm the baby under the guidance of the doctor; 5, psycho-neurological factors: if the baby is emotional or overly tired will also cause the grinding of teeth at night. 10 months old baby before bedtime parents should ensure that the room is quiet and the light is weak, so as to relax the baby mood. The baby is relatively young, occasionally a few teeth grinding may also be the neurological development is not yet perfect, this situation can improve on its own. If there is no improvement, you should actively seek medical attention.