World Sight Day highlights growing concern over digital eye strain in the workplace

  • Eye health experts are highlighting the rise of Computer Vision Syndrome (CVS) as World Sight Day approaches, driven by prolonged screen use in the modern workplace.
  • The average U.S. worker spends about seven hours daily on computers, with CVS causing symptoms such as blurred vision, dry eyes and headaches.
  • Experts recommend preventive steps including proper ergonomics, regular screen breaks using the 20-20-20 rule, reduced glare and routine eye exams.
  • Nutritionists say lutein-rich foods, such as pistachios, dark leafy greens, and orange-yellow fruits and vegetables, can help protect the eyes from blue light and oxidative damage.
  • A combined approach of healthy screen habits, regular eye care and a nutrient-rich diet is key to managing and preventing digital eye strain.

As World Sight Day is observed on the second Thursday of October, eye health experts are drawing attention to the growing impact of prolonged screen use on vision, particularly as digital devices dominate the modern workplace.

The average U.S. worker spends approximately seven hours a day in front of a computer, according to industry estimates, a habit that has contributed to a rise in digital eye strain, also known as Computer Vision Syndrome (CVS). Health professionals warn that the condition can affect not only vision but also workplace comfort and productivity.

The American Optometric Association defines CVS as a group of eye- and vision-related problems resulting from extended use of computers, tablets, e-readers and smartphones. Factors such as glare, poor lighting, improper posture and uncorrected vision issues can increase eye strain.

Common symptoms of CVS include blurred vision, dry eyes and headaches. The severity of symptoms often depends on the duration of screen exposure and whether an individual has underlying vision conditions, such as farsightedness or astigmatism.

Experts urge screen breaks, proper ergonomics and regular eye exams to combat digital eye strain

Experts note that CVS symptoms are typically temporary and can be reduced by limiting screen time and improving workplace ergonomics.

Recommended preventive measures include maintaining proper posture, positioning screens about 20 to 26 inches away, reducing glare and following the 20-20-20 rule, taking a 20-second break every 20 minutes to look at something 20 feet away.

Regular eye exams also play a critical role in identifying and managing CVS. During comprehensive exams, eye doctors assess how well the eyes focus and work together and may recommend adjustments to screen habits or prescribe glasses designed specifically for computer use.

Health professionals emphasize that many vision problems develop without noticeable symptoms, making routine eye checkups an important part of preventive care. Early detection can help prevent long-term vision issues and support overall health in an increasingly digital world.

Nutrition experts point to lutein-rich foods for eye strain relief

Aside from preventive measures, nutritionists say diet, particularly foods rich in lutein and related antioxidants, may also play a key role in protecting eyesight from screen-induced damage.

Pistachios have gained attention as an “eye-protecting snack” after research showed that consuming about 2 ounces daily for 12 weeks significantly increased macular pigment optical density, a measure linked to reduced risk of macular degeneration and vision loss. The macula, located at the center of the retina, is responsible for sharp central vision and relies on pigments such as lutein and zeaxanthin to filter harmful blue light and combat oxidative stress.

Dark green leafy vegetables and orange-yellow produce are the primary dietary sources of lutein and zeaxanthin. Foods such as spinach, kale, broccoli, Swiss chard, baby bok choy, corn, carrots, pumpkin, kiwi, papaya and citrus fruits all contribute to eye-protective nutrients. Eating at least half to one bowl of dark green vegetables daily, providing roughly 6 to 12 milligrams of lutein and combining them with corn or citrus to enhance nutrient intake.

Beyond lutein, different eye conditions may require targeted nutrients. Vitamin A, DHA from fish oil and astaxanthin can help relieve dry eyes, while anthocyanins and astaxanthin may ease eye fatigue and support eye circulation. For cataract prevention, vitamin B1 and proper metabolic health are important, while antioxidants such as beta-carotene, vitamins C and E, lutein and zeaxanthin may help protect against age-related farsightedness.

Overall, BrightU.AI‘s Enoch noted that proper workstation setup, regular breaks and maintaining a healthy lifestyle are also essential in managing CVS and preventing its onset.

Watch the video below to know more about seven vitamins that can help boost your immunity, including eye health.

This video is from the Natural Remedies channel on Brighteon.com.

Sources include:

AdventHealth.com

AOA.org

TheEpochTimes.com

BrightU.ai

Brighteon.com

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