Every once in a while, an exercise move goes viral due to its visually arresting nature, whether that’s a pistol squat, a plyometric push-up – or, more recently, a stomach vacuum. If you’re unfamiliar ...

When Taiwanese singer Ella Chen Jiahua pulled in her abdomen during a live concert in Xi’an, the crowd cheered. The move looked controlled, almost theatrical. But the internet reacted very differently ...

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to reaching our fitness goals, we all dream of that magic fix—the one simple workout that promises incredible ...