all the best pilo. hows the numbness? the nerves cant get pinched in the arm only the spine. i used to have a tingling sensation constantly in my right hand.doc advised me to try pilates/ yoga/stretch the spine. downloaded a few moves from the net and hey presto its been gone.i forget to do them and sometimes comesback but start strecting and it goes away for long peroids of time-months.
http://pilates.about.com/od/pilatese...structions.htm
all the best mate. cheers