Iiiit’s Exercise Time! I’ve had three working physical therapy sessions at this point, and my exercises have evolved a bit from the original posture-related set. We’re aiming for endurance and some strength improvements in the muscles surrounding the shoulder, so I’m doing what is (to me) a mind-numbing number of reps: one set of 20 (last week) or three sets of 10 (this week). I’m accustomed to using heavy enough weights that I do, like, 10. One set. Look at all these shoulder motions (“articulations”) and muscles. I’m not using all of the motions in my work yet–adduction work is still out, as are transverse flexion, abduction, and adduction–but I’m…