A strong woman performs powerful pull-ups on a tall gym rack while a trainer watches nearby. Everything is going smoothly until a man in a green shirt walks behind her while looking down at his phone.

Get ready for the funniest gym compilation packed with workout fails, hilarious exercise moments, and unexpected fitness bloopers! From weightlifting mishaps to treadmill slip-ups, this video proves ...

Add Yahoo as a preferred source to see more of our stories on Google. Instagram user Shelby shared a video capturing a gym workout that quickly turned into a fail.The clip shows Shelby attempting a ...