Plank is one of my favorite exercises because it really targets your upper body and core. Plus there are so many challenging variations such as plank jumping jacks and walking elbow plank, so you mix up your routine and never get bored. Here's another variation that will really work your lower abs, so grab an exercise ball and give it a try.
Music: "Faith I Do Believe" by Rusted Root
For detailed instructions on this move, keep reading