How to do it
Pause briefly at the top of each twist to deepen the contraction.
- 1
Lie on your back with your hands behind your head and legs extended.
- 2
Lift your shoulders off the ground and twist your torso as you raise one leg straight up.
- 3
Lower your leg and shoulder back to the starting position.
- 4
Repeat on the other side, alternating legs with each repetition.
- 5
Continue for the desired number of repetitions.
Expert tip
Ensure you are engaging your obliques by rotating your torso and not just pulling with your neck or shoulders.
Common mistakes
- ✕Bending the raised knee during the lift
- ✕Jerking the leg up using momentum
- ✕Letting the lower back arch off the floor