Does your day begin with checking emails or reading news online? Do you end your day by watching a movie after spending the whole day in front of your laptop? Well, these are all bad habits that clearly show that you are totally dependent on gadgets. They might make your work easier or provide entertainment, but excessive use of gadgets can harm your eyes. As awareness is raised about blindness on the occasion of Prevention of Blindness Week from April 1 to 7, know how gadgets affect your eye health.
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HealthShots connected with Dr Aarti Nangia, Senior Consultant,
Ophthalmology, The Sight Avenue, Delhi, to know about eye health and gadgets.
Gadgets affect eye health
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Be it mobile, laptop, TV or any other digital screen, most of our time is spent on gadgets. Here’s what can happen if your eyes are exposed to gadgets or digital screens for long as per the expert:
• The blue light of the digital screen acts as scattered light which interferes with your vision.
• Due to staring at the screen for long, the number of times you blink is reduced, causing dryness in eyes.
• You can develop computer vision syndrome, so you will not only have dry eyes, but also itchy and red eyes. According to BMJ Open Ophthalmology journal, estimates suggest that its prevalence may be 50 percent or even more among people who regularly use computers.
• People who wear contact lenses, already have dry eyes. Looking at screen for long will only worsen it.
Gadgets can make eyes blurry
If you use digital screen for long hours without taking a break, your eyes can get blurry. That’s because your muscles overwork on concentrating on what you are seeing. It causes spasm or fatigue. Ultimately, making your vision blurry. As the blink rate reduces, dryness takes over. If there is very strong flash light, it can make the rays diffract. It is quite annoying for eyes and can cause blurring. If you have a small refractive error, especially myopia, it will cause spasm of your ciliary muscle. The expert says that refractive errors can lead to squeezing of eyes and trying to focus and so, they cause blurring.
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Ways you can use gadgets without hurting your eyes
Today, we are all dependent on digital screens to do our work or for entertainment, so you can’t just ignore them.
Here’s what you can do:
1. Follow a 20-20-20 rule
After every 20 minutes, leave your display screen, close your eyes for 20 seconds and keep the display screen 20 feet away, suggests Dr Nangia.
2. Wear correct glasses
If you have a small refractive error, wear correct glasses for better eye health. You should especially wear them when you are looking at a screen.
3. Use lubrication drops
Your eyes can dry up while you are working on a computer. So, use lubrication drops during your break time. Also, hydrate yourself by having adequate amount of water to avoid dryness.
4. Have blue filter powered glasses
Blue light gets scattered from the digital screens, so go for blue filter powered glasses, suggests the expert.
5. Maintain distance from screens
Eye strain can happen if you keep your eyes near the screens for long. So, do not keep your digital screen close to your eyes.
6. Turn off devices before sleeping
An hour before you go to sleep, turn off all your digital screens. This will not only make your eyes healthy, but will also help to make you sleep better.
Keep this tips in mind this Blindness prevention week to protect your eye health and avoid severe problems like blindness.
