See how many jumping jacks after 60 signal strong cardio, plus simple steps to increase your count safely each week.
Jumping jacks, a staple of school gym classes, are not just for kids—they can also reveal much about your health. Even if you haven’t done the exercise recently, your ability to do them today can ...
At 55, 30–40 smooth jumping jacks without stopping—and passing the talk test—signals above-average cardiovascular fitness.
Huffing and puffing through jumping jacks? Here are six common issues that could be at play, plus tips on how to master those jacks like a jumping bean.
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