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  • Screen Times Surge : 27% Report Vision Issues from Digital Overload, Warns Expert

    Published on September 15, 2023

    Authored Article By Dr. Maramganty Vamshidhar, Senior Cataract and Refractive Surgeon, Maxivision Eye Hospital, Somajiguda, Hyderabad

     In an era where education and professional organizations are embracing the digital revolution, a recent study reveals a compelling reality: 65% of individuals now spend over 5 hours a day tethered to their digital devices. Unfortunately, this shift hasn’t come without consequences, as 27% report experiencing vision-related issues. Notably, 60% find laptops and computers to be the chief culprits behind these concerns. It’s a stark reminder that as we immerse ourselves in the digital realm, safeguarding our vision and well-being must remain a top priority.

    Let’s delve into the essential insights regarding the potential harm inflicted upon your eyes by prolonged screen engagement.

    1. Digital Eye Strain:

    One of the most common issues associated with excessive screen time is digital eye strain, also known as computer vision syndrome. Spending prolonged hours staring at screens can cause eye discomfort, dryness, redness, and even headaches. This occurs because we tend to blink less while looking at screens, which reduces the natural lubrication of our eyes.

    2. Blue Light Exposure:

    Screens emit a significant amount of blue light, which can penetrate deep into our eyes. Overexposure to blue light is linked to sleep disruption, as it can interfere with our body’s natural sleep-wake cycle. Moreover, some studies suggest that long-term exposure to blue light may contribute to retinal damage, potentially increasing the risk of age-related macular degeneration (AMD).

    3. Increased Myopia Risk:

    Prolonged screen time, especially among children and adolescents, is associated with an increased risk of myopia (nearsightedness). The constant close-up focus required when using digital devices may contribute to the development and progression of myopia.

    4. Dry Eyes:

    Staring at screens for extended periods can lead to dry eyes. Reduced blinking and increased screen time can disrupt the tear film, resulting in dryness, irritation, and a burning sensation in the eyes. Chronic dry eye can lead to more severe eye problems if left untreated.

    5. Cataracts and Retina Health:

    While research on this topic is ongoing, there is growing concern that excessive screen time, particularly for children, may have long-term implications for eye health. Some studies suggest a link between prolonged screen exposure and an increased risk of cataracts, a clouding of the eye’s natural lens, and retinal damage.

    Prolonged screen time can lead to eye fatigue, making it difficult to focus or see clearly. This can be particularly problematic for individuals with pre-existing vision issues. Over time, eye fatigue can worsen, requiring more significant corrective measures.

    6. Tips to Protect Your Eyes:

    Now that we’ve discussed the potential harms of extra screen time, here are some tips to protect your eyes:

    1.         Follow the 20-20-20 rule: Take a 20-second break every 20 minutes and focus on something 20 feet away to reduce eye strain.

    2.         Adjust your screen: Ensure your screen is at eye level and positioned about 20 inches from your eyes to reduce strain.

    3.         Use blue light filters: Consider using blue light filters or special glasses that reduce blue light exposure.

    4.         Blink more: Make a conscious effort to blink regularly to keep your eyes moist.

    5.         Stay hydrated: Drinking enough water can help maintain good eye lubrication.

    6.         Get regular eye exams: Visit your eye doctor for routine check-ups to catch and address any eye issues early on.

    It’s essential to be aware of the potential consequences of excessive screen time on our eye health. By taking proactive steps to protect our eyes and seeking professional help when needed, we can mitigate the risks and continue to enjoy the benefits of modern technology without compromising our vision. Your eyes are precious, so take good care of them!


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