How to do it
Gaze forward toward your knees throughout each repetition.
- 1
Sit on the ground with your knees bent and feet flat, heels resting on the seat of a chair.
- 2
Cross your arms over your chest or place them behind your head.
- 3
Curl your upper body towards your thighs, lifting your shoulders off the ground.
- 4
Lower back down to the starting position.
- 5
Repeat for the desired number of repetitions.
Expert tip
Engage your abs before you start the movement and exhale as you lift your torso to avoid using momentum.
Common mistakes
- ✕Yanking the neck upward with the hands
- ✕Heels lifting off the chair seat
- ✕Lower back arching off the floor