Babies cry more than before bedtime for a variety of reasons, divided into physiological and pathological, pathological reasons are digestive diseases, respiratory diseases and other diseases. 1. Physiological: If the clothes you wear to bed are too tight, the diaper is not changed in time, or the temperature of the room is too low (too high) and other reasons can cause your baby to cry more than before bedtime, which is a normal physiological phenomenon, eliminating the triggers can be restored, without additional special treatment. 2. Pathological: If you suffer from digestive diseases, such as intestinal cramps, dyspepsia and intestinal colic and other diseases, because the baby feels unwell and thus this symptom; and colds and other respiratory diseases can also cause this symptom; rickets and other diseases such as eczema can also appear at night crying phenomenon. If this symptom is suspected to be pathologic, it is recommended that the family bring the baby to the hospital for medical treatment.