COVID-19: Protect Your Eyes From Too Much Screen Time

Whether you are working from home, attending virtual classes, or simply spending more leisure time on devices, extended screen use has become a daily reality for many Las Vegas families. Too much time staring at screens can lead to a group of symptoms known as computer vision syndrome, also called digital eye strain. While this condition is not considered serious, it can be uncomfortable and affect your daily productivity.

Common symptoms of digital eye strain include:

Headaches, especially around the forehead and temples
Blurred or fluctuating vision
Dry, burning, or itchy eyes
Neck and shoulder tension from poor posture
Difficulty falling asleep after nighttime screen use
General eye fatigue and trouble concentrating

The good news is that a few simple daily habits can make a meaningful difference. Below are practical strategies to help you and your family reduce eye strain.

Why Does Blinking Matter During Screen Time?

When you focus on a screen, your blink rate drops significantly, sometimes by as much as half compared to normal. Blinking is essential because it spreads a fresh layer of tears across the surface of the eye, keeping it moist and comfortable. Make a conscious effort to blink fully and frequently while using any digital device. If your eyes still feel dry, preservative-free artificial tears can provide additional relief.

How Does the 20-20-20 Rule Work?

Every 20 minutes, look at something at least 20 feet away for 20 seconds. This brief pause allows the focusing muscles inside your eyes to relax. Setting a timer or using a free reminder app can help make this habit automatic, especially for children who may lose track of time while studying or gaming.

What Is the Best Screen Distance and Position?

Your eyes work harder to focus on objects that are close. Position your computer monitor about 20 to 28 inches from your eyes, with the top of the screen at or just below eye level. For tablets and phones, hold them at a comfortable arm’s length rather than bringing them close to your face.

How Does Room Lighting Affect Eye Comfort?

A large contrast between your screen brightness and the surrounding room can increase eye strain. Adjust your screen brightness so it roughly matches the lighting in your environment. Avoid working in a completely dark room with a bright screen, and reduce overhead glare by positioning your monitor away from direct light sources or windows.

Why Should You Schedule Screen-Free Breaks?

Setting aside dedicated screen-free time benefits both your eyes and your overall well-being. During meals, before bed, and during outdoor activities, put devices away. Encourage children to engage in hobbies like drawing, reading printed books, playing an instrument, or spending time outdoors. Las Vegas offers year-round outdoor activities that provide a welcome break from screens.

Should You Limit Screen Use Before Bed?

Blue light from screens can interfere with your body’s natural sleep-wake cycle by suppressing melatonin production. Try to stop using screens one to two hours before bedtime. If that is not realistic, enable your device’s night mode or warm-light setting to reduce blue light output in the evening hours.

When to See an Eye Doctor for Digital Eye Strain

If your symptoms persist despite trying these strategies, or if you notice worsening vision, frequent headaches, or significant eye discomfort, it is time for a comprehensive eye exam. Our team can evaluate whether prescription computer glasses, updated lenses, or dry eye treatment may help. If you experience sudden vision loss, severe eye pain, or flashes of light at any time, seek immediate eye care.

To schedule an eye exam or learn more about managing digital eye strain, contact Insight Vision Optometry at 702-747-4070 or visit www.insightvisionlv.com.