The first step is to use the uterine contractions, which are the main force of labor, followed by the contractions of the abdominal wall muscles and the diaphragm, and finally the contractions of the anus muscles. The contractions are rhythmic, symmetrical and polarized, so you don’t need to push too hard at this point, just breathe evenly and wait for the mouth of the uterus to open. After the mouth of the uterus is fully open, every time before the contraction, the anterior amniotic sac or the fetal prenatal part of the pressure on the pelvic floor tissue and rectum, reflex causes defecation, the mother held her breath and pushed downward to force the fetus delivery. After the head of the fetus comes out, you only need to breathe evenly, do not need to use excessive force, according to the doctor’s guidance to complete the delivery process. Note that before the birth of the baby, pregnant women need to maintain a good state of mind, do not be nervous and afraid, if the doctor allows the case can be appropriate to walk around, the family should also be the baby needs supplies and maternity supplies prepared in advance.