How to do it
Keep your resting arm and leg actively pressing into the floor.
- 1
Lie face down on the ground with your arms extended in front of you.
- 2
Lift your right arm and left leg simultaneously, keeping your head and neck neutral.
- 3
Lower them back to the ground and then lift your left arm and right leg.
- 4
Alternate sides for the desired number of repetitions.
Expert tip
Engage your core and keep your neck neutral to avoid straining your lower back.
Common mistakes
- ✕Bending the lifted knee during extension
- ✕Jerking the limbs upward with momentum
- ✕Rotating the torso toward the lifted side