A drawing tablet (where the "mouse" is actually a pen) can relieve pain caused by using a traditional mouse. Many people also use trackballs instead of mice, and swear by them.

Use overhead, diffuse lighting whenever possible. If your lighting comes from the side, or from behind, eventually your eyes will feel it. If you rely on lamps, try to point them facing a wall, using the diffused "bounced" lighting instead of a direct beam.

2torial #0432: Learn2 Avoid Repetitive Stress (Continued) Consider your chair The chair should be adjustable in several different ways. If you can't afford a good new chair, buy a good used chair. The chair should adjust vertically to allow your forearms and thighs to be parallel with the floor when working. The chair should have an adjustable backrest, that supports your lower back when sitting upright. The chair should have armrests, and wheels to roll back easily. Step 3