What causes Shoulder Bursitis?
Bursitis in shoulder is usually caused by: A. Overexertion of the rotator cuff muscles that hold the arm up and out at your side and lift it over your head. B. Too much friction, and too much weight on the moving parts where the tendon slides over and moves with the Bursa, creates irritation. Tendonitis may or may not be playing a role. Inflammation, which causes the bursa to fill with fluid, quickly becomes problematic, in that now every movement causes a little more irritation (if not damage. Then the nervous system gets afraid, so it kicks in more inflammation, which traps more fluid and releases chemical which enhances your sensitivity to pain. Even before you felt pain, there was a Pain Causing Dynamic in place. Have you ever stepped on a nail? (I have. Its no fun) If you get an injury in your foot, it hurts and gets VERY swollen around the injury. Then you try moving your toes, or even worse, walk on that foot. Ouch! Same thing with an inflamed bursa, minus the puncture. It is sw
