Living to 100 but feeling awful for the last 40 years? That’s no way to age well. If you want to be fit now and age like fine wine, the box jump’s where it’s at. This high-energy move (where ...

How to do a box jump Stand in front of a platform about 12-18 inches high. With your feet slightly apart, push your hips back and swing your arms. In one explosive move, swing your arms forward ...