1. Lie flat on the slide board and rest your toes on the footrest.
2. Grip the handles.
3. Raise your arms to the vertical position. Lower your arms to both sides with the palms facing forwards. Breathe in as you lower your arms and raise your head at the same time, as for the Crunch.
4. Straighten your legs to an angle of 45 degrees. Stretch your feet in the air.
5. Breathe out, raise your arms, lower your head and rest your feet on the footrest again.
Tip: Breathe in to a count of 5 and out again to a count of 5.