glob image
glob image

Beyond the Screens: Shield Your Eyes from the Negative Effects of Blue Light

13th May, 2023
Beyond the Screens: Shield Your Eyes from the Negative Effects of Blue Light

In today’s digital age, our lives are intertwined with screens. Whether it is our smartphones, tablets, computers, or televisions, we spend a significant portion of our day staring at screens. However, many of us may not realize that prolonged exposure to the blue light emitted by these devices can harm our eyes. In this article, we will explore the negative effects of blue light and provide practical tips to shield your eyes from its harmful consequences:

  1. Understand the Impact of Blue Light:

Blue light is a high-energy, short-wavelength light that emits from OUR digital screens, as well as the sun. While some exposure to natural blue light is essential for regulating our sleep-wake cycle and boosting mood, excessive exposure can lead to eyestrain, digital eye fatigue, and even long-term damage to the retina.


  1. Adjust Display Settings:

Most electronic devices offer settings that allow you to adjust the screen’s colour temperature. By reducing the blue light emitted, you can minimize the strain on your eyes. Experiment with the settings and find a balance that is comfortable for your eyes while maintaining good visibility.


  1. Use Blue Light Filters and Apps:

There are several blue light filter applications and screen protectors available that can help reduce the amount of blue light reaching your eyes. These tools can be particularly useful during evening hours when exposure to blue light can disrupt sleep patterns. Install a reputable blue light filter app on your smartphone or computer and consider investing in a blue light-filtering screen protector.


  1. Take Regular Breaks:

Prolonged screen time can strain your eyes and lead to discomfort. To alleviate this, practice the 20-20-20 rule. Every 20 minutes, take a 20-second break and look at an object 20 feet away. This simple exercise helps relax your eye muscles and reduce eyestrain.


  1. Optimize Lighting Conditions:

Ensure that your workspace or environment is well-lit. Avoid using your devices in dimly lit rooms, as this forces your eyes to work harder to adjust to the contrast between the screen and the surroundings. Position your screen to minimise glare from external light sources, such as windows or overhead lights.


  1. Wear Blue Light-Blocking Glasses:

Investing in a pair of blue light-blocking glasses can significantly reduce the negative effects of blue light on your eyes. These glasses have a special coating that filters out a portion of the blue light spectrum. They are available in various styles and can be used during screen time or in the evening to promote better sleep.


  1. Create a Digital Curfew:

Establishing a digital curfew can benefit not only your eyes but also your overall well-being. Set a time in the evening when you disconnect from screens and engage in relaxing activities such as reading a book, practising mindfulness, or spending quality time with loved ones. This break from screens allows your eyes to rest and promotes better sleep.



As we become increasingly reliant on digital devices, it is essential to take proactive steps to shield our eyes from the negative effects of blue light. By implementing these tips, such as adjusting display settings, using blue light filters, taking regular breaks, optimizing lighting conditions, wearing blue light-blocking glasses, and creating a digital curfew, you can safeguard your eyes and maintain long-term visual health.

Remember, a balanced approach to screen usage and eye protection is key to enjoying the benefits of technology while preserving your eye health.