Navel Navel The navel (clinically known as the umbilicus, colloquially known as the belly button, or tummy button) is a protruding, flat, or hollowed area on the abdomen at the attachment site of the umbilical cord. All placental mammals have a navel. The umbilicus is used to visually separate the abdomen into quadrants. The umbilicus is a prominent scar on the abdomen, with its position being relatively consistent among humans. The skin around the waist at the level of the umbilicus is supplied by the tenth thoracic spinal nerve (T10 dermatome). The umbilicus itself typically lies at a vertical level corresponding
Cultural views on the navel started, due to the hot climatic conditions. The trend spread to create changes in female fashion such that when a policeman in Gwangju arrested two young women for flaunting their belly buttons in the street, the judge threw the case out, ruling that the flashing of a female navel was not indecent. It further became popular due to Korean pop culture, where K-pop stars started wearing body piercings and midriff-exposing shirts. In July 1997, the South Korean broadcaster KBS announced tough new rules for pop stars appearing on TV. One among the many limitations was "no exposing of navels". During