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 ...
The belly button is home to many bacteria but can be overlooked when a person washes. Improper hygiene and cysts can cause the belly button to smell. The belly button or navel is a dip in the middle ...
(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 ...