http://ping.fm/tMCZ2 When you keep your body in motion human beings tend to stay in motion, and at the same age when you keep your body at rest it will tend to stay at rest. When considering the condition of having a frozen shoulder this is certainly the condition, and your shoulder can become very stiff and dense to go. Much if you do try to do this, the pain can be extremely intense and as such you will desire to raise yourself from this pain and release the stiffness as well.