Try this exercise for OVERALL SHOULDER & UPPER BACK HEALTH. . Goal: stay actively engaged and smooth throughout the whole range of movement . Primary muscles targeted: middle & lower trapezius, rhomboids, infraspinatus, teres minor . Too Hard: Start with one position and build endurance there before progressing to full movement . . #shoulderpain #mobility #stability #strengthtraining #physicaltherapy #physicaltherapist #backpain