Add Yahoo as a preferred source to see more of our stories on Google. Credit: Shutterstock I'm no stranger to the basic step-up exercise; you know, the one performed facing a step or bench, which, ...

Step-ups are already an S-tier movement. They’re simple, loadable, and one of the easiest ways to build your legs (and your engine) without overcomplicating things. So the goal here isn’t to mess with ...