Add Yahoo as a preferred source to see more of our stories on Google. Jumping jacks, a staple of school gym classes, are not just for kids—they can also reveal much about your health. Even if you ...

Look, I used to think those “100 jumping jacks = 10 calories” calculators were gospel. Then I started paying attention to real people doing real workouts, and wow – was I wrong. Those generic formulas ...

Seems simple, right? Jumping with your legs apart while raising and lowering your arms. But don't be fooled by its apparent simplicity. This move is a powerful full-body cardio exercise that deserves ...

An icon in the shape of a lightning bolt. Impact Link While you may not have thought about jumping jacks since grade school, the health benefits of this simple move continue well into adulthood.

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lets me know I'm a few steps short of my goal, I've been known to make up for 'em with more jumping jacks. I love these gym-class standbys. They get my heart pumping; they provide that pounding that's ...

Real talk: The thought of doing jumping jacks may be only slightly more enticing than burpees. It may bring back memories of pre-dodgeball warm-ups back when dodgeball was part of gym class. Yet, ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Some exercises are more common than others when it comes to building a workout ...

This month's video features Tampa Bay Buccaneers Cheerleaders Juliana and Lindsey and focuses on improving core strength with some Matey Sit-Ups. This month's video features Tampa Bay Buccaneers ...

story, I was disappointed that nary an expert mentioned jumping jacks. So I will right here: In my humble, fitness-nag opinion, these elementary-school-gym-class staples rock. I start my day off doing ...

One of the quickest ways to get your heart pumping is to simply start jumping up and down! Throw in a little overhead arm movement, and the blood is sure to be flowing. Sounds a lot like a jumping ...