Save your eyes!

Some interesting tips to save your eyes. Some are obvious, like make sure your CRT monitor isn’t set to the wrong refresh rate (flicker effect) to less obvious ones like placing the screen an arm’s length away from you and looking at the screen at a downward angle.

More at http://www.ipnlighting.com/blog/2007/02/22-ways-to-reduce-eye-strain-at-your.asp