centar,i busted my back and finally had it fixed.hahaha.i use traction,i hang upside down and its better than sex.i can walk and exercise hanging and doesnt hurt my back.most of the time i look like a troll hunched over but this has really helped me get back on my feet.i still have alotta bad dazebut i try exercising.hell i been in an ankle cast for over a year now and yup come hell or high water im going huntin.might just sit and watch but i wont be home bound anymore