Is your monitor not displaying games or other content as it should? You might be a victim of ghosting. Here's how to be sure, ...
I used my monitor on my old computer yesterday and also on Knoppix this morning(is a linux bootable cd) and now my refresh rate is stuck at 60hz. I use win xppro normally but used the others yesterday ...
Make sure you don't spook your monitor out by reducing screen ghosting.
The immersion and responsiveness of your monitor are tied to a lot more than the refresh rate ...