Belly buttons are most people's first scars, which form when doctors cut their umbilical cord after birth. Most innies are full of dozens of kinds of bacteria, fungi, and lint - especially if they're ...

Medically reviewed by Leah Ansell, MD Key Takeaways If your belly button leaks fluid, see a healthcare provider if symptoms like a foul smell, bleeding, or swelling persist.Keep your belly button ...

You have probably noticed it at some point: a small clump of fluff sitting in your belly button. It is not that it looks like ...

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 ...

As an exercise in scientific navel-gazing, Georg Steinhauser’s experiment takes some beating. Starting in 2005, Steinhauser – then a chemist at the Vienna University of Technology – collected pieces ...

Belly buttons are the first human scar, and about 90% of them are innies. If you have an innie, chances are it’s full of dozens of kinds of bacteria, fungi, and lint — especially if you have a hairy ...