An outie belly button is mainly a cosmetic issue and doesn't usually need treatment. Umbilical hernias are a common cause of outie belly buttons and may require surgery if symptomatic. There's no way ...

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to body parts, the belly button doesn’t usually get much attention. Yet this often-overlooked little spot is a ...

The belly button, it turns out, is one of the least-studied parts of the human body. But one of its great mysteries may now have been solved – why most people have an innie, or concave belly button.

The human body is a complex tapestry of interconnected systems, and sometimes, even the smallest details can offer insights into our well-being. The shape and size of your belly button can be ...