Start on hands and knees with the hands directly under shoulders and knees directly under hips.
The spine should be straight and the hips in a neutral position.
Engage the core by drawing in the abdominals and keep the head in a neutral position.
Raise the right arm with thumb pointing up and extend the leg with the foot pointed back (plantar flexion) to approximately shoulder and hip height.
Hold for 1-2 seconds, then slowly return to staring position.
Switch sides and repeat for the prescribed number of repetitions.