How to do it
Press the grounded hand and foot into the floor to anchor your torso.
- 1
Lie on your back with arms and legs extended out to form an 'X' shape.
- 2
Lift your right hand and left foot off the floor, reaching towards each other while lifting your head, neck, and shoulders off the ground.
- 3
Lower back down to the starting position and repeat on the opposite side, lifting your left hand and right foot.
- 4
Continue alternating sides for the desired number of repetitions.
Expert tip
Keep your movements slow and controlled to maximize engagement of your core muscles without relying on momentum.
Common mistakes
- ✕Raising the same-side arm and leg together
- ✕Lifting the head by straining the neck
- ✕Arching the lower back off the floor