The baby milk has not been loose mouth may not have eaten enough, may also be the attachment to the mother. 1. did not eat enough: may be the mother of the milk is not enough, not enough milk, some babies have a better appetite, so the amount of milk needed is relatively large, if the baby is still around after eating the milk to turn the head, open mouth to do the sucking action, not let go of the milk, the expression of dissatisfaction, often suggests that the baby did not eat enough, the parents can continue to feed the baby, the lack of part of the formula can be made up for the grant. 2. Attachment mentality: some babies in the process of mental development can be attached to the mother’s, can be manifested in the performance of the mouth, can be appropriate and the baby to do a good job of touching, regular newborns to touch, enhance the feelings between the mother and the baby, to improve the baby’s attachment mood. It is recommended that you can regularly bring your baby to the child health department of the hospital, under the guidance of the doctor for targeted feeding and intervention.