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 ...
Navel fluff, also known as belly-button lint, is one of those small everyday mysteries that we often come across but hardly ever think about. How come it accumulates in the navel? Why is it that we ...
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