Side Jackknife
Alternative exercises:
Knee/Hip Raise On Parallel Bars
Position your body on the vertical leg raise bench so that your forearms are resting on the pads next to th...
Air Bike
Lie flat on the floor with your lower back pressed to the ground. For this exercise, you will need to put y...
Kettlebell Windmill
Place a kettlebell in front of your lead foot and clean and press it overhead with your opposite arm. Clean...