Sometimes people find a fuzzy little ball of fibers in their navel. Some refer to this as belly button lint, while others call it belly button fluff, navel lint, or navel fluff. In a 2012 study at ...

1. Why do I even have a belly button? Your belly button, or navel – clinically, your umbilicus – is the permanent scar left from where your umbilical cord connected your circulatory system, when you ...

Navel stones are an accumulation of sebum and keratin that can resemble a large blackhead in your belly button. A navel stone is a hard, stone-like object that forms inside your belly button (navel).

(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 ...

This is an archived article and the information in the article may be outdated.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 ...