Practices That Will Help Teachers prevent Eye Strains during Online Sessions

by Ella Wilson
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Online classes have played the role of savior during COVID-19. It was initially challenging for teachers to properly conduct online sessions due to a lack of online experience. Despite minor inconveniences, teachers succeeded in figuring things out and conducted exemplary live sessions. Although, students and teachers both are complaining about stress that is caused during the lock down. They have attributed their stress to online learning. There is not enough evidence to prove the authenticity of this claim, however, there are a few proven things that may link stress to online learning. For example, eye strain due to rays emitting from monitor can cause headache and make the user feel dizzy and lazy.

Usually it is recommended by doctors to not use computer for more than 6 hours. However, there are many professionals who use devices such as computer or mobile phones for more than 8 hours. Students and teachers both are using computer for work and entertainment purposes for more than eight hours, which is not only harmful for sight, but can cause some serious headache and stress. Although, online learning has become a new way of life for many. Teachers have no other option but to conduct their sessions online. Although, a lot of trouble can be prevented if teachers and students follow some practices stringently. Here’s what teachers can do to conduct live sessions while ensuring that their sight isn’t affected.

Positioning of Monitor

It is extremely important to choose a monitor that can support a high resolution. A monitor with bad resolution will only require your eyes to struggle. To reduce pressure on your sight, set your monitor to high resolution. Apart from that, make sure that your monitor is not tilted. It should be set just below the eye level so it’s easier for to look. Experts recommend using a monitor that can support 1024×768 or 1280×1024 resolution.

Room Lighting

One of the main things that cause strain is eye squinting. This usually happens when there’s a strong light that makes it harder for you to look. Therefore, to look more clearer that user has to squint their eye which results in headache or eye strain. To prevent that make sure that your room lighting is dimmer as compared to your computer screen. A dim light will help you focus better on the screen, reducing pressure on your eyes.

It is also highly recommended for users to reduce brightness of their screen and turn up the contrast. All in all, users are advised to use computer in a dim room with screen set on high contrast.

Distance from Screen

Parents have been scolding their children to sit away from TV screen from as long as televisions have been invented. They might have sounded stereotypical back then, but they were not wrong. Sitting too close to the screen may damage your sight. Ideally, it is recommended by experts to watch the distance between screen and your eye and sit at least 20”/30” away from monitors. If you find it hard to read from distance, use the zoom in feature that is easily available on Google browser.

20-20-20 Rule

Using computer doesn’t damage your eye, using it excessively does. There are professionals who work 12 hours on computer yet maintain a healthy sight. The key to achieving this is maintain an eye-friendly schedule. Experts recommend following a 20-20-20 rule in which a user is required to look away from monitor for 20 seconds at an object that is 20 feet away after every 20 minutes. Frequently looking away will help your eyes rest up and focus better. Many professionals religiously follow this rule to maintain a good sight.

Create a Schedule

Apart from taking a 20 seconds break, it is also important to have a proper schedule to use digital devices such as computers, laptops, mobile phone. Don’t use computer for more than 8 hours, which also includes at least 2 hour long break. Try to prevent using digital devices before going to bed as it may have an impact on your sleep, resulting in poor mental health and stress. It has been proven that blue wavelength from screen stimulate melatonin production in your brain that keeps you up for long hours. A poor quality sleep will negatively impact your mental health and ruin the quality of work for the rest of the day, as well.

Online learning has positively impacted the quality of learning during Covid-19. It may have a few drawbacks, but it is an ideal option during the lock down to continue education. It surely has more benefits as compared to drawbacks. According to experts, screen time management has to one of the most difficult challenges when it comes to e-learning. Although, this problem can easily be dealt if a proper schedule for device usage is followed.


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