Proprioception is something I deal with every day. After a spine injury with nerve damage, the battle to figure out where your limbs are and not to compensate in ways that might be more detrimental to your brain can be daunting. Proprioception is defined as "sensing the motion and position of the body." Someone sent me this 1998 BBC documentary that's been posted on YouTube. It's titled The Man Who Lost His Body.
If you're reading this on my Facebook Fan Page, you may also want to check out my blog.