How to do it
Pause for one second at the top before lowering slowly to the floor.
- 1
Lie on your side with legs stacked and knees slightly bent.
- 2
Place your lower arm on the ground for support.
- 3
With your other hand behind your head, lift your shoulders off the floor by contracting your obliques.
- 4
Slowly lower back down to the starting position.
- 5
Repeat for the desired number of reps before switching sides.
Expert tip
Keep your movements controlled and focus on using your obliques to perform the crunch rather than pulling with your neck or shoulders.
Common mistakes
- ✕Rolling the torso forward instead of upward
- ✕Letting the stacked legs drift apart
- ✕Pulling the head up with the top hand