Any one heard that inversion table can help losing weight? One of my friends told me that this thing is kind of smart, so i am going to purchase one, any one have tried? i've searched on line, but i wonder what is a good price for that.
this is what i saw on ebay.

http://cgi.ebay.com/NEW-GRAVITY-INVERSION-TABLE-THERAPY-FITNESS-EXERCISE_W0QQitemZ270408331396QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item3ef597b084&_trksid=p4634.c0.m14&_trkparms=|293%3A1|294%3A

i need your advice, thanks for advance!