When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A strange lump growing out of a woman's belly button turned out to be metastatic cancer, ...

That little dent in the middle of your stomach isn’t just a quirky reminder of your time in the womb, it’s potentially one of the most bacteria-packed spots on your entire body. Your belly button is ...

The belly button — or navel — is where the umbilical cord is joined to the fetus. The umbilical cord runs from the fetus to the placenta. It supplies the fetus with nutrients and oxygen, and carries ...