Eye Care Tips for Computer Users
Dr. Leslie Ravi Kumar
Kalyan nagar, Bengaluru Feb 9, 2017
After gazing at your computer or laptop for hours, have you ever sensed a throbbing headache or have your eyes ever appeared dry, tender, or fatigued? There is a name for these signs- Eyestrain.
Be it for a profession or any other work, spending long hours in front of TV or computers is a part of human lives nowadays. This puts severe stress on your eyes.
You would also gaze at a smartphone or other digital device with a small screen and smaller prints which lead to closer viewing distances. Many times, while doing so, you forget to flicker. This activity weakens your visual comfort and distorts your eyes.
If you are a computer adept, there is generally no release from it. This activity makes several eyes and vision problems in future.
Side effects of staring at a computer screen for too long
Staring at screens is quite inescapable. No matter what work you have or how many figures are in your salary, mobile phones and laptops have become so universal that you're actually in the minority if you're not using some hours a day looking at one, the other, or both.
The effects of computer use on eye health and vision can be:
- Strains your eyes
- Blurry vision
- Trouble focusing at a distance
- Structural and functioning changes in brain
- Dry eyes
- Neck, back, and shoulder pain
Is a bright computer screen bad for eyes?
There is confirmation that bright fluorescent light can harm your retinas irreversibly, that might imply gazing at a very gleaming computer screen could ruin your eyes.
There are also some experimental data designating daily susceptibility to computer-strength light could be degrading your vision in similar ways, like suffering from computer vision syndrome (CVS).
Computer Vision Syndrome
Computer vision syndrome or CVS is a digital eye strain that occurs when you use a computer or other digital devices for a long-continued time. Anyone can probably feel some of the impacts of using digital technologies for a prolonged time. The trouble it causes can be reduced by following a few simple practices.
Is computer vision syndrome permanent?
No, CVS doesn’t likely cause any permanent damage. Instead, it can lead to symptoms like dry eyes, headaches, temporary blurry vision and other strains that lead to overall fatigue.
Causes of CVS
Several factors are available that determine the amount of strain your body feels as you function on a computer or other device. That includes lighting in the room, glare on the screen, seating posture, distance from the screen, and your head angle – not to name any existing vision complications you may have. One or all of these may merge to prompt an excruciating amount of strain on your eyes.
Computer Vision Syndrome Diagnosis
To conclude if you are enduring from CVS, your optometrist will direct a few tests.
- Eye focus tests: These tests will determine how well your eyes converge on objects near and far, and how they move together.
- Visual acuity measurements: This involves the Snellen Chart and other tests to discover your overall eye health and what might add to your strain.
- Patient history assessment: This analysis helps your doctor to understand your present level of screen-use and any underlying health problems you may have.
- Refraction tests: These tests will help your doctor to make suggestions about computer and other screen use to reduce the impact on your visual acuity.
Computer Vision Syndrome Treatment
Treatment of CVS can be done by making modifications in your computer screen. Changes may comprise:
- Relaxing your eyes after every 2 hours of computer use for at least 15 minutes
- Glancing away from the computer every 20 minutes for at least 20 seconds
- Increasing the font of your computer screen
- Reducing glare from nearby light sources
- Using a glare filters screen
- Using a flat-screen monitor
- Positioning your screen so that the centre is 4 to 5 inches below your eye level and 20 to 28 inches from your eye
- Remembering to blink often
Your eye doctor will also treat any health problems, such as allergies or thyroid disease, that can cause dry eye and CVS. This may include:
- Wearing contact lenses to correct your vision
- Using lubricating eye drops
- Using a humidifier and computer glasses
- Using an anti-glare screen protector
- Wearing computer eyewear
- Drinking plenty of water
- Taking prescription medicine to increase tear production
Here are some beneficial easy eye care tips
- After every 20 minutes of work, look at a distant object and blink numerous times. This will help in improved focusing.
- Blink frequently. People mostly tend to reduce the blink rate while working on the computer. This can lead to the dryness of the eyes. Try to blink your eyes at least 12 to 15 times every minute.
- Do Exercise of your eyes at frequent intervals. Eye exercises are simple. All you need to do is blink as many times you can, then shut your eyes and move them in clockwise and anticlockwise, alongwith inhaling and exhaling slowly and open your eyes after doing this.
- Rub your palms with each other till they become warm. Shelter your eyes with your warm palms for about a minute. Palming is another excellent way to relax and calm your eyes.
- Splashing water on your face while on breaks can keep you fresh. This also helps in cooling, calming and quieting your eyes.
- A few minutes of walk on breaks will refresh your mind and body. It is also beneficial for your eyes as walking expand blood supply to your eyes.
- Set a monitor screen protector for eye strain.
- Use an anti-glare screen on to your monitor or use computer eye strain glasses while working on your system.
- Also, place the monitor and lights in such a manner that shine from the screen is minimum to protect eyes from computer screen software.
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