Exercise balls seem like a friendly gym tool with their colorful exteriors and bouncy personalities. But lurking within the elastic is a sinister streak.
YouTube compilation masters World Wide Interwebs collected some of the most cringe-triggering exercise ball fails for a potpourri of pain. Even if watching people fail miserably isn't exactly your thing, you can use this as a solid excuse to never visit the gym again.
BONUS: 25 of YouTube's Funniest Sports Fails
[nggallery id=7157]