Add Yahoo as a preferred source to see more of our stories on Google. Person doing jumping jacks workout Look, I’m gonna be straight with you – those online calculators that tell you exactly how many ...

Whether you’re a jumping jack fanatic or you haven’t done a jumping jack since middle school gym class, there’s one thing (okay, two things) most of us can agree on: jumping jacks are fun (they make ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." YOU MIGHT THINK back to your childhood gym class and remember learning the basics of physical fitness, ...

Things high school gym class was good for: gossiping, checking out your wanna-be S.O. in track shorts, and kinda-sorta learning basic exercises. Jumping jacks were one such staple of P.E., and for ...

Jumping jacks are a great cardio workout from home since they can improve heart health and mobility. You can also try marching or walking in place for a lower-impact option that also improves balance.

Look, I’m gonna be straight with you – those online calculators that tell you exactly how many jumping jacks you need to burn 500 calories? They’re basically making educated guesses about your body.