Newborn babies always crying at night may be caused by the daytime frightened, gastrointestinal discomfort and other reasons. 1. Frightened during the day: the baby was frightened during the day, the parents did not give timely appeasement, resulting in the baby’s nerves in a state of tension for a long time, the night suddenly woke up, sleep is not solid, crying and so on. At this time, parents should pick up the baby to give soothing, so that the baby has a sufficient sense of security. 2. gastrointestinal discomfort: the baby’s digestive system development is not yet developed, so that the abdomen is cooled by indigestion, manifested in abdominal distension, abdominal pain and other symptoms, the baby is uncomfortable at night, appearing to cry more than the situation. Newborns are always crying at night, there may be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause, under the guidance of the doctor to give targeted treatment or treatment.