If You Can Do This Many Jump Squats in One Minute, Your Conditioning Is Next-Level

Ahead, you’ll learn how to perform jump squats safely, the one-minute rep counts that define elite conditioning, why jump ...
Yahoo

Try This Quick Jumping Jacks Test to See How Fit You Really Are

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 ...
来自MSN

If You Can Pass This Simple Jump Test, Your Joints Are Stronger Than Most People

Jumping isn’t just for kids and playgrounds anymore! You may be surprised to learn that it’s actually a fast, productive way to gauge your joint health and functionality. We spoke with CPT, NCPT, PMA, ...