How to do it
Drive your top shoulder directly toward your top hip.
- 1
Lie on your side with your legs stacked and one hand behind your head.
- 2
Place your other arm across your body for stability.
- 3
Lift your shoulder off the ground by contracting your oblique muscles.
- 4
Slowly lower back down to the starting position.
- 5
Repeat for the desired number of repetitions before switching sides.
Expert tip
Keep your movements controlled and focus on contracting your oblique muscles to perform the crunch rather than using momentum.
Common mistakes
- ✕Pulling the head forward with the hand
- ✕Rolling the hips forward during the crunch
- ✕Lifting the legs off the floor