Jumping jacks are an efficient total-body workout that you can do almost anywhere. This exercise is part of what’s called plyometrics, or jump training. Plyometrics is a combination of aerobic ...

The jumping jack is an effective way to stimulate all the vital muscles of your body. It is a full-body exercise used in cardio and warm-up sessions. Jumping jacks include resistance and aerobic ...

YOU MIGHT THINK back to your childhood gym class and remember learning the basics of physical fitness, setting a foundation for the grown-up workouts you continue to do today. While you likely keep ...

The amount of calories you burn doing jumping jacks can vary based on how long or how fast do you them, as well as on personal factors that affect your metabolism. Jumping jacks might seem like a ...

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.

While you may not have thought about jumping jacks since grade school, the health benefits of this simple move continue well into adulthood. "Jumping jacks have a wealth of benefits like mobility, ...

I always think of jumping jacks as being quite an old-fashioned exercise. I remember them from primary school – ‘be a star!’ – and from Jane Fonda DVDs and Mr Motivator workouts on breakfast ...

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 ...

FITBOOK author Nina Ponath loves challenges—this time: 10 days of jumping jacks. Photo: Getty Images / Antonio_Diaz; Collage: FITBOOK Jumping jacks in all variations–FITBOOK author Nina Ponath did at ...