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 ...

Belly button lint is a fact of life for anyone with an “innie,” or concave navel. Regular bathing will usually keep your navel free from lint or other dirt and grime. In very rare cases, dirt, oil, ...

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 ...

As much as science has come to understand the human body, it’s still full of mysteries. How do our brains generate consciousness? Why do our immune systems, as complex as they are, not realize that we ...