Among frosted lips and barely-there brows, belly button piercings were one of the most distinctive beauty trends of the ‘90s and early ‘00s. Icons like Britney Spears and Beyoncé rocked the popular ...

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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 buttons. 1. Why do I even ...

There are several potential reasons for pain around the belly button. Learn what they are and how to treat them.