Elbow-to-Knee crunches are a form of calisthenics that target the largest muscle in your entire abdomen, the oblique muscle(wiki). This muscle group sits on the lateral portion of the anterior abdomen and are the raised, fleshy digitations we are referring to when we observe a ‘six pack’ stomach.
- Lie on the floor, with your left knee bent and your right leg crossing the left one. Lock your hands behind your head.
- Perform the exercise by flexing your spine and rotating your torso such that your right knee touches the left elbow.
- Now return back to the initial position and now perform the same steps with your left knee touching the right elbow.