- Lie on the floor and extend the legs straight up with knees crossed.
- Place your hands behind the head for support, but avoid pulling on the neck.
- Contract the abs to lift the shoulder blades off the floor, as though reaching your chest towards your feet.
- Keep the legs in a fixed position and imagine bringing your belly button towards your spine at the top of the movement.
- Lower and repeat for 1-3 sets of 12-16 reps.
View this exercise in the Best Ab Workout.
Next: The Torso Track