He or she did this to let the body form a well-shaped belly button on its own. The remaining peice of umbilical cord is called a stump. A few days to weeks after your birth, when your body had formed a properly closed bell button, the stump fell off naturally like a scab falling off of a healed wound assuming you did not have abnormalities at birth.
After your newborn's umbilical cord is cut, all that remains is a small stump. In most cases, the remaining cord will dry up and fall off one to three weeks after birth.
Until then, you want to keep the area as clean and dry as possible. Larger text size Large text size Regular text size. What's a Belly Button? A belly button is also called a navel. Bye, Bye, Cord! As far as anyone can tell, this process is random, but the innie is much more common than the outie. Join the ZME newsletter for amazing science news, features, and exclusive scoops. More than 40, subscribers can't be wrong. Extreme weight gain can do the same thing. For instance, if a transfusion is necessary for a newborn, the umbilical cord stump is preferred.
It goes all the way back to before you were even born! When the baby is born, they can drink milk, breathe air and get rid of their waste in a diaper. A doctor cuts the cord, so the baby is no longer connected to their mom. Since there are no nutrients going to the cord anymore, after a few weeks it dries up and falls off, leaving a belly button in its place!
Innies are much more common. Only about 10 per cent of people have an outie!
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