Whether the navel will protrude after pregnancy varies from person to person, some pregnant women navel part of the muscle fascia development is better, the umbilical rectus abdominis muscle did not occur separation, fetal development is more moderate, this situation will not protrude navel, part of the pregnant women navel part of the muscle ligament development is weaker, the middle and end of the pregnancy due to the growth of the fetus, the navel part of the rectus abdominis muscle separation leading to an umbilical hernia, the navel will be protruding. Not all pregnant women will have a protruding belly button during pregnancy. If the rectus abdominis muscle in the belly button area is separated more seriously, you can go to a rehabilitation center to do treatment to improve the symptoms after delivery.