With foot flexed, draw right knee up and out as you crunch right elbow to right knee. Return to standing. Repeat. Do 20 reps then repeat on the opposite side. Why it works: This works the abs ...

Let's start with a waist crunch. Have a seat on the exercise mat. Now, what I want you to do is lie back. Take your hands and gently just place them to the side. Lift up your legs, bent knee.