Lie on your back.
Bend your knees and extend your legs upwards to the ceiling.
Place your arms behind your head with your fingers interlaced.
Pulling your abdominals in, lift your head and chest off the floor.
EXHALE: split your legs, reaching the upper one towards the chest and perform 2 pulses as the bottom leg reaches down to the mat.
INHALE: switch the legs
Keep your trunk stable and at the same height off the mat as your legs switch and move through the scissoring action.
Anchor your bottom leg onto the mat while performing a double pulse with the other one.
Engage your abdominals throughout the exercise.