Ready to step outside your comfort zone... and up onto a plyo box? This super spicy power-building workout is tough and will challenge you in ways the most grueling long run can’t—and that’s on ...

A simple, real-life movement that improves lower-body strength, balance, and coordination while being easy on your joints.

Relatively simple but effective exercises are often particularly popular. Step-ups definitely fall into this category, primarily working our glutes and legs. They also burn calories at the same time.