How to do it
Keep your ankles close together and toes pointed throughout the hold.
- 1
Lie on your back and contract your abs, pulling your belly button towards the floor.
- 2
Lift your arms and legs off the floor, keeping them straight.
- 3
Keep your head and shoulders raised, with your lower back pressed into the floor.
- 4
Hold this position, creating a 'hollow' shape with your body, for the desired duration.
- 5
Relax and then repeat if necessary.
Expert tip
To maintain proper form, keep your lower back in contact with the floor and your core engaged throughout the exercise.
Common mistakes
- ✕Bending the knees during the hold
- ✕Dropping the head and shoulders to the floor
- ✕Holding the arms alongside the body