The reason why babies cry and struggle when eating milk can be considered from the following aspects: First, it may be caused by the mother’s lack of milk, the child is not full and always crying, or it may be that the child is not very hungry and does not want to eat milk, or the mother’s nipples are sunken, the nipples are small, the baby has difficulty sucking milk or cannot wrap the nipples, the baby is anxious and cries and struggles to express dissatisfaction; Second, the child wears thick, the body is hot, uncomfortable and uncomfortable. The mother can also help the child to stroke the back, or can take off the clothes to the child to see where the problem arises; fourth, it may also be the child’s mouth problems, such as throat inflammation or mouth ulcers, eating milk will cause pain, so cry.