How Much Do You Really Know
About Computer Vision Syndrome?

1. What are symptoms of computer vision syndrome, or CVS?

eye strain

headaches

blurred vision

neck and shoulder pain

all of the above

2. According to the American Optometric Association, what percentage of Americans who use computers are affected by CVS?

10-15 percent

25-30 percent

50 percent

70-75 percent

3. The eye responds to a printed word similarly to the way it responds to a computer image.

true

false

4. What is the primary reason for computer vision syndrome?

glare on the computer screen

an inability to focus properly on computer images

images that are too small

computer stations that are not set up ergonomically

5. Studies show that the "Big E" vision test that most people are familiar with is the most reliable way to diagnose computer eye strain.

true

false

6. How often do people blink their eyes when working at a computer, compared with how often they blink when engaged in face-to-face conversation?

twice as frequently

the same amount

half as frequently

one-third as frequently

7. Compared with the brightness level of your surrounding workplace, you can improve your eye comfort by adjusting your computer screen's brightness to be:

significantly brighter

significantly darker

about the same

it makes no difference

8. A relationship exists between workplace productivity and a proper vision prescription for computer use.

true

false

9. Which of the following can help reduce the risk for computer vision syndrome?

position your display so the top of the screen is just below eye level

position your display at a distance that is approximately arm's length from your eyes

every 20 minutes, take at least a 20-second break and look at something at least 20 feet away

wear special-purpose computer glasses, especially if you have a bifocal prescription

all of the above

none of the above