RoutineGeneral Eye Health
Computer Vision Syndrome / Digital Eye Strain
Eye fatigue, dryness, blur, or headache related to screen use.
What is it?
Digital eye strain (also called computer vision syndrome) is discomfort caused by prolonged screen use. Symptoms include tired eyes, headache, dry eyes, and blurred vision. Simple habits can help reduce symptoms.
Common symptoms
- Eye fatigue or soreness
- Headache
- Blurred vision after screen use
- Dry or irritated eyes
- Neck and shoulder tension
Risk factors
- Prolonged screen use
- Poor lighting
- Uncorrected refractive error
- Low blink rate during screen use
Prevention tips
- Follow the 20-20-20 rule
- Maintain an appropriate screen distance and posture
- Use suitable screen brightness settings
- Correct refractive errors with appropriate glasses
- Consider blue-light filtering lenses if helpful
Treatment overview
The 20-20-20 rule (every 20 minutes, look at something 20 feet (6 meters) away for 20 seconds), proper screen ergonomics, blue-light filtering, and correcting any underlying refractive error all help reduce symptoms.
Seek urgent care if you notice
- Sudden vision loss
- Severe or worsening eye pain
Related eye care tips
Have questions about your eyes?
This information is general education and does not replace a professional eye examination. If you are worried about your eyes, book an appointment.