[youtube]http://www.youtube.com/watch?v=BUZCN4SDcZU[/youtube]
Preparation
- Lie down straight on the ground with your hands under your head.
- Raise both your legs slightly above the ground.
Execution
- Lift your right leg up so that it is perpendicular to the ground.
- Then lift your left leg up in the same way.
Return
Bring your right leg down and the bring your left leg down to the initial position.
Repeat
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