"This move works the transverse abdominals, which helps protect the spine," Wolff explains.
- Start on your back with your knees in table top and your head and chest curled off the floor with your hands behind your head.
- Extend your left leg straight in front of you to a 45-degree angle.
- Twist your torso to the right and touch your left elbow to your right knee.
- Keep your head and chest curled off the floor as you slowly twist your torso to the other side and switch legs, passing through your center each time and side-to-side fluidly.