From working to streaming entertainment and scrolling on social media, our dependence on digital screens has increased exponentially.
Although electronic devices make life more convenient, the overuse of screens can negatively affect eye health, especially when it comes to dry eyes. When we focus on screens for extended periods, we tend to blink less frequently, which prevents the eyes from maintaining their natural moisture.
By understanding the connection between screen use and dry eyes, you can take proactive steps to protect your eye health at Optomedica Eye Consultants in Houston.
How Does Screen Time Lead to Dry Eyes?
Eye strain caused by screen time can impact the eyes in a variety of ways, including:
- Blue Light Exposure: Digital devices emit a certain wavelength of light called blue light. This type of light is almost released by the sun and is necessary for regulating our sleep-wake cycle and boosting alertness during the day. However, prolonged exposure to artificial blue light from screens can contribute to eye strain and discomfort, especially when combined with reduced blinking and extended screen time.
- Reduced Blink Rate: On average, people blink about 15-20 times per minute. However, when using screens, that rate can drop to just 5-7 blinks per minute. This causes a reduction in the distribution of tears across the eye's surface.
- Tear Evaporation: Long periods of screen use cause the eyes to stay open longer between blinks, which results in increased tear evaporation and the feeling of dryness and irritation.
- Improper Viewing Distance: Sitting too close to your screen or working in poor lighting can also increase strain on your eyes, exacerbating dry eye symptoms.
Symptoms of Digital Eye Strain
- Eye Redness and Irritation: This occurs as the protective tear film breaks down.
- Blurred Vision: Inadequate moisture can lead to blurred vision, making it harder to focus.
- Headaches: Eye strain can also lead to headaches, especially when combined with improper lighting or screen glare.
- Neck and Shoulder Pain: Poor posture during screen use can contribute to physical discomfort.
Eye Care Tips to Minimize Digital Eye Strain and Dryness
Fortunately, there are steps you can take to protect your eyes from the effects of prolonged screen use. Here are some actionable tips that can help you reduce dry eye symptoms and digital eye strain:
- Follow the 20-20-20 Rule: This involves taking a 20-second break every 20 minutes to look at something 20 feet away. It gives your eyes a chance to rest and helps prevent strain.
- Increase Your Blink Rate: Consciously remind yourself to blink more often when using screens so you can maintain moisture on the surface of your eyes.
- Adjust Screen Settings: Optimize your screen brightness and contrast to match the lighting in your environment. You can also reduce screen glare by using an anti-glare screen protector or adjusting the position of your monitor.
- Use Artificial Tears: Visit our eye doctor for lubricating eye drops that offer temporary relief from dry eyes caused by screen use.
- Consider Blue Light Filters: Blue light filtering glasses from our eye clinic or screen protectors can help reduce the amount of blue light exposure your eyes receive.
- Improve Your Workspace Lighting: Ensure your workspace has enough ambient light but avoid harsh direct light that can worsen screen glare.
Request A Dry Eye Exam in Houston
A comprehensive eye exam from Optomedica Eye Consultants can help identify any issues early on and offer relief through targeted treatments for dry eyes and digital eye strain. Schedule an appointment with us in Houston.