Eyestrain is one of the most common problems associated with computer use is eyestrain, which is also known as “computer vision syndrome” or “digital eyestrain.” Symptoms can include eyestrain, headaches, blurred vision, dry or burning eyes and neck and shoulder pain. These symptoms may be caused by poor lighting, glare and improper viewing distance for posture, and uncorrected vision problems. 

Deborah answers a letter from a listener about this issue.