
towel-assisted cross-body stretch targeting posterior shoulder capsule and rotator cuff.
Stand, armd by the side, place a towel roll under the armpit of exercising hand. Move the arm close to opposite hip from front, using other hand further pull in same direction. Feel for the stretch in back of shoulder. Hold and release the pull. Repeat.
Nothing here is a prescription. Your physiotherapist decides which of these are yours, and when.