OK, so another challenge has come up in our trendy world and I could not resist trying it. First, let me explain to you what it is and why I decided to go for it. The Belly Button challenge consists ...

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 ...