It is possible that the dryness of the mouth after childbirth is caused by the following reasons: 1. During the process of childbirth, there will be shortness of breath and the mouth will be relatively dry, so it is recommended to replenish water in time. 2. Because of the relatively large amount of bleeding during delivery, the blood volume drops sharply, and the symptoms of dry mouth, thirst and desire for water will appear. It is recommended to take into account whether this situation occurs during delivery and then give the appropriate treatment. Maternal consumption is relatively large and fatigue, after the birth of a child is also very weak, the family should give timely care and dietary adjustments, in order to help the body to recover as soon as possible.