46 days later. Nerve damage from severe cramping due to muscle strain in rhomboids.
( located along side the spine under traps connecting the scapula to spine) Therapist can feel knots.
Physical therapy. expect another four weeks to be feeling normal. Very very painful experience. numb feeling in ...

After suffering a cramp in the upper right back sitting on a plane with my head on my chest for hours, I tried to loosen it up.
After some time in a steam room I practiced the kata and seem to have shocked the shoulder and arm mussels.
Sore, feels like it does after lifting too much weight too soon ...