Add Yahoo as a preferred source to see more of our stories on Google. New year, new TikTok challenge! A new game has hit the internet which tests participants' coordination, balance, and mobility. The ...

Britt Hertz leads a flexibility challenge showcasing her skills.

But the most viral flexibility challenge was made popular by TikTok user @omgitsashleigh. She starts by doing the already viral “Stop, Drop, and Roll With It” dance, then switches it up by kicking her ...