A group of scientists at North Carolina State University is taking navel-gazing to another level. Jiri Hulcr and his colleagues at the Raleigh, N.C., school recently launched the Belly Button ...

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).

What Is a Belly Button Piercing? A belly button piercing is a piercing through the skin around your belly button or navel, usually enhanced by a ring or other ornament. If you want to get a belly ...

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, ...