I went to bed to sleep around about 11pm, and dropped off relatively quickly. Barely 3 hours later, I wake up because my left shoulder joint is in an excruciating amount of pain. It won't click, no movement to different position helped. Some moves made the pain worse, but definitely none improved them. I couldn't breathe properly, the pain was so bad that I was panicking and hyperventilating. I got myself to sit up so I could get control of my breathing, which is just as well because I felt like...