Shutterstock All humans have a belly button, also called a navel. This is the point where the umbilical cord, once connected ...

Medically reviewed by Amelia MacIntyre, DO An outie belly button is mainly a cosmetic issue and doesn't usually need treatment.Umbilical hernias are a common cause of outie belly buttons and may ...

From slugging to mouth-taping, there’s no shortage of social media trends claiming to fix, well, just about anything. The latest one involves putting castor oil in your belly button, also known as ...