Don't be intimidated by the box jump! It may look scary, but once you try it, you'll feel so badass that you'll start to love them! It's a great exercise to tone your legs, butt, and core, and because ...

Rosa Duarte from CrossFit Advanced in Easton, Pennsylvania, teaches you the proper way to perform the box jump, which will help give you an explosive boost to your running. We may earn commission from ...

Few fitness trends have experienced as meteoritic a rise in as short a period of time as has CrossFit. First entering the scene when it was founded by Greg Glassman and Lauren Janai in 2000 in ...