Beginning on all fours on a mat or floor, slowly raise your right arm out in front and your left leg out behind you so there is a straigh line from your left heel to your right fingertips
Hold your stomach muscles tight and try not to relax them
Breathe gently and keep your body as still as possible
Tips
Try to keep as still as possible
Try not to let your body or limbs twist sideways, ensure you point forwards at all times