To the editor — Do you ever worry that you might have a heart attack someday? If you do, try this, string a tape measure around your belly at the level of your belly button. If you're a man and the ...

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 ...