The body may reject a belly button piercing, causing irritation and possible infection. Belly button piercing rejection may happen if the jewelry is too small or if you irritate the area. Signs of an ...

Umbilical hernias, appendicitis, gastroenteritis, and peptic ulcers might cause belly button pain. Belly button pain can be diagnosed with imaging scans, as well as blood, stool, and urine tests. Mild ...