It should be said that there is a certain relationship. When the midwife cuts the umbilical cord for the newborn, she carefully cuts and coils the umbilical cord, and then the navel will be more round. Some navel is not round or concave, which is related to this.

In addition, the shape of the navel is also related to the health of a person's internal organs. It is best for a man's navel to be oval with the lower edge slightly upward; A woman's navel is round and concave. This shows that its internal organs, especially its reproductive system, are good. So, now some girls like to wear navel clothes, but they don't know that their little navel has revealed their little secret.