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The 25 Best Ways to Protect Your Heart Now

Men's Health Logo Men's Health | Slide 1 of 5: Stand with your feet shoulder-width apart, hands behind your head. Keep your back straight, brace your core, and sit into a half squat. Jump up, lower into a half squat, and jump again. Jump high or jump quickly, but always land softly.

PRISONER VERTICAL JUMPS

Stand with your feet shoulder-width apart, hands behind your head. Keep your back straight, brace your core, and sit into a half squat. Jump up, lower into a half squat, and jump again. Jump high or jump quickly, but always land softly.

© Kyle Hilton

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