The upper crossed syndrome is defined as tightness of the upper trapezius, pectoralis major, and levator scapulae and weakness of the rhomboids, serratus anterior, middle and lower trapezius, and the deep neck flexors, especially the scalene muscles. link
Do I have it?: Upper Cross SyndromeBeing able to fully rotate my arms about the shoulder joint was something I took for granted. Instead of fully rotating the actual shoulder joint I just made circling motions with my arms swinging and my elbows bent.
How do I fix it? Perfect Posture Plan
Something in my shoulders has finally "clicked." I can fully rotate my shoulders while my arms are fully extended, with elbows locked. It's like something I'm experiencing for the first time, as far as I can remember anyway. It's liberating.
I found these shoulder stretches most helpful and who knows better about full rotation of the shoulders than swimmers? :