Medically reviewed by Amelia MacIntyre, DO 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 ...

When it comes to body parts, the belly button doesn’t usually get much attention. Yet this often-overlooked little spot is a treasure trove of interesting details. Whether you've got an innie or an ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Conversation) – Everyone has one, but ...

Medically reviewed by Peter Weiss, MD Key Takeaways During pregnancy, your belly button might change from "innie" to "outie" ...

We know this isn't the most appealing of topics, but it's possible you don't know how to clean your belly button. And no, we don't mean with belly button piercings (which are back, FYI). We mean: how ...

(The Conversation) – Everyone has one, but you might not know much about it. Here biologist Sarah Leupen, who teaches human and comparative animal physiology, explains the ins and outs of belly ...