Re^2: Since I began using computers, I have hurt my:

[g0n]

I started getting wrist and elbow pain about 2 months into my current project, in spite of using a palm rest. I quickly came to the conclusion that it was because I was accustomed to laptop style keyboards with short travel, soft action etc. I tried an ultra flat keyboard and a track ball, and that made things a little better.

Then I found this.

It's identical to the keyboard/pointing device combo I'm used to, but is a usb device for a desktop. Since I changed over my wrist pain has stopped entirely.

IMHO, if you're going to be spending long periods of time typing and mousing, it's worth finding the exact input device combination that suits you, and sticking with it.