
lie prone on swiss ball, elevate arms toward hips while squeezing shoulder blades together, then lower to start
Lie on Swiss Ball such that stomach on the ball and toes on the floor and arms by the side with thumb pointing towards the floor. Squeeze the shoulder blades and elevate the arms towards the hips, lower the arms towards floor to starting position and repeat.
Nothing here is a prescription. Your physiotherapist decides which of these are yours, and when.