ST. LOUIS PARK, Minn. - It has gone viral on the Chinese version of Twitter, Weibo. Now the belly button challenge is making its way to the United States. Heather Gallivan, Clinical Director of the ...
First came the #KylieJennerLipChallenge, when teens tried to sucking on a cup or glass to get bigger fuller lips. Next, the #CharlieCharlieChallenge, when kids tried to summon demons. And now comes ...
The belly button, it turns out, is one of the least-studied parts of the human body. But one of its great mysteries may now have been solved – why most people have an innie, or concave belly button.
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