The separation of the rectus abdominis muscles may occur in normal labor, but it is not absolute and needs to be judged in the context of the mother’s specific physical condition, the size of the fetus, and the mother’s specific situation. In late pregnancy, the uterus enlarges, the rectus abdominis muscle elongates, and the two rectus abdominis muscles, separate from the abdominal white line, i.e., the middle position. During pregnancy due to changes in hormone levels as well as the gradual enlargement of the uterus. This leads to stretching of the abdominal wall muscles, especially the rectus abdominis. Late pregnancy can lead to decreased spinal stability and increased pelvic floor compression, resulting in impaired pelvic floor function. Prenatal exercise is needed to strengthen the abdominal muscles. At the same time, do not lift heavy objects after delivery and pay attention to rest. Rectus abdominis muscle separation may occur in normal delivery, prenatal and postnatal need to exercise under the guidance of a physician to help reduce and avoid rectus abdominis muscle separation. During pregnancy, pay attention to rest, and should relax, avoid tension, anxiety, any discomfort should be timely to the hospital, the doctor to clarify the diagnosis, and cooperate with the doctor to deal with the symptoms.