Babies keep crying after eating may be caused by environmental factors, due to indigestion, respiratory infections and other factors. 1. environmental factors: if the temperature in the room is too high or too low after the baby has eaten milk, it may cause the baby to have uncomfortable symptoms, thus causing the phenomenon of crying all the time. 2. indigestion: if the baby eats too much or too quickly during breastfeeding, it may cause the food to accumulate in the intestines, resulting in indigestion, which may lead to abdominal pain and bloating, thus causing the baby to cry. 3. respiratory infection: if the baby itself has a respiratory infection and other diseases, after eating milk may also be due to the body uncomfortable, so that the phenomenon of crying. The baby has been crying after eating, there may be other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.