You may have noticed some of your Facebook friends turning their profile pictures into giraffes in the last 48 hours. It's not just because they're cute.

A riddle is going viral across the social media website, and if you get answer it incorrectly, you "have" to turn your profile picture into that of a giraffe.

Posted in: Animals

"Fit Mom" Maria Kang is speaking out in defense of her "What's Your Excuse" photo that caused such a stir online, claiming she was just trying to inspire.

The 32-year-old mother of three revealed that she never intended to bully or shame others with her fitness photo shoot, but rather share a love of exercise.