Dry Eyes From Computer Use: Blinking, Air and Screen Tips

Desk checklist

Setting	Aim for	Quick check
Blinking	Blink fully and frequently to keep eyes moist. A full blink means the top and bottom lids touch gently.	Close your eyes for three seconds. Do they feel more comfortable? Try to remember this feeling and blink more often.
Screen Height	Position the top of your screen at or slightly below eye level. This encourages a slight downward gaze, which lets your eyelids cover more of your eye surface.	Sit back in your chair. Is your natural, relaxed gaze toward the top third of the screen? Your chin should be level, not tilted up.
Screen Breaks	Follow the 20-20-20 rule. Every 20 minutes, look at something about 20 feet away for at least 20 seconds.	Set a recurring timer for 20 minutes. When it goes off, look out a window or at a distant object across the room.
Air Flow	Avoid having air from vents, fans, or heaters blowing directly on your face. Moving air increases tear evaporation.	Hold a small piece of paper or tissue near your face. Does it flutter? If so, try to redirect the airflow or your position.
Screen Glare	Minimize reflections on your screen from overhead lights or windows. Glare can cause you to squint and strain your eyes.	Turn your monitor off. Can you see clear reflections on the dark screen? If so, adjust lighting, blinds, or screen position.

If you feel eye discomfort after working at a computer, you are not alone. Staring at a screen often leads to dry, irritated eyes because we tend to blink less often and less completely, which prevents tears from keeping the eye surface moist.

This guide provides simple habits and workstation adjustments that can help reduce eye strain and discomfort. These tips focus on how you work and how your desk is set up.

Adjust Your Workstation for Eye Comfort

Position the top of your screen at or slightly below your eye level. This angle allows your eyelids to cover more of your eye surface, which helps keep them moist. A common mistake is placing the monitor too high, which forces your eyes to open wider. To check your setup, sit back and see if your relaxed gaze falls on the top third of the screen.

Also, check for screen glare from lights or windows, which can cause squinting and strain. You can spot reflections by turning your monitor off. If you see clear reflections, try adjusting your lighting or turning your desk so windows are to the side. Avoid having air from vents or fans blowing directly on your face, as moving air can dry your eyes.

Build Better Screen Habits

Pay attention to how often you blink. While concentrating on a screen, many people forget to blink for long periods. Try to blink fully, meaning your top and bottom eyelids gently touch. To remind yourself, you can place a sticky note on your monitor with the word ‘Blink’ on it.

Give your eyes regular breaks from the screen. A good rule to follow is the 20-20-20 rule: every 20 minutes, look at something about 20 feet away for at least 20 seconds. You can use a timer on your phone or computer to remind you to look away from your work. Looking out a window or at a distant object across the room is an easy way to do this.

Common mistakes

Forgetting to blink for long periods while concentrating.
Positioning the monitor too high, causing wider eye opening.
Working for hours without taking a break to look away from the screen.
Sitting directly in the path of an air conditioning vent or fan.
Not adjusting screen brightness to match the surrounding room light.

Low-cost fixes

Put a sticky note on the edge of your monitor that says ‘Blink’.
Lower your monitor using its stand, or raise your chair slightly.
Use a free timer app or your phone to remind you to take screen breaks.
Turn your desk so windows are to the side, not in front or behind.
If you cannot move, use a small desk fan pointed away from your face for air circulation.

What it will not do

These tips cannot diagnose the specific cause of your dry eyes.
They may not be sufficient for chronic dry eye disease or other underlying medical conditions.
This advice does not replace the need for proper prescription eyewear if you require it.
Environmental factors outside your control, like very low office humidity, may limit the effectiveness of these changes.

Quick questions

Why do my eyes feel dry when I use the computer?

When staring at a screen, people tend to blink less often and less completely. Blinking is what spreads tears over your eyes to keep them moist, so less blinking can lead to dryness and irritation.

How can I reduce dry eyes from my screen at no cost?

You can follow the 20-20-20 rule by taking a 20-second break every 20 minutes to look at something 20 feet away. Also, make a conscious effort to blink more frequently and ensure your monitor is not positioned too high.

Can adjusting my office setup help with dry eyes?

Yes, simple adjustments can help. Position your screen so the top is at or below eye level, minimize glare from lights and windows, and avoid sitting where air from vents or fans blows directly on your face.

When to see a doctor or physio

If your symptoms are severe, persistent, or getting worse despite making these changes, it may be time to see a doctor. You should also seek a professional opinion if you experience eye pain, significant redness, or changes in your vision. These tips are not a substitute for a medical diagnosis or proper prescription eyewear.

Your symptoms are persistent, severe, or getting worse despite making changes.
You experience eye pain, significant redness, or changes in your vision.
Over the counter eye drops provide no relief or are needed very frequently throughout the day.
Your eye symptoms are accompanied by dry mouth, joint pain, or skin rashes.

How this page was put together: general guidance consistent with public workstation and movement-break resources from OSHA, CDC/NIOSH and the NHS, and with standard exercise handouts. It was drafted with AI assistance, checked in a separate review pass and edited under our editorial policy. It is not medical advice and no clinician reviewed it. Last checked October 2026.