My girlfriend has a similar chair. I don't like it. I don't have to be on it long before my back starts to hurt.

>Tracy & Craig,
>
>If you have some say in the matter or are also spending some time at home glued to the keyboard,
>try out a kneeling chair (link from your Tracy's link)
>
>http://www.vitalityweb.com/backstore/Kneeling-chair.htm
>
>Small enough to take to customers when I have a long running gig (giving me a chance to switch chairs there as well) and gets your body out of the "sleepy mode" reached after a few H.
>
>Warning: NOT suited if you are working in expensive business attire (weak pun intended...)
>
>regards
>
>thomas