Blue light, emitted by our various digital screens and artificial light sources, has become a growing eye health concern. Knowing the difference between myths and realities is essential to understanding the real impact of blue light on our eyes.

Here are just a few of the common myths:

All forms of blue light are harmful

It's important to understand that blue light comes from various sources, including natural sunlight. Not all forms of blue light are harmful. Some wavelengths of blue light are beneficial for general well-being and maintaining a regular sleep cycle.

Blue light can disrupt sleep

Studies have shown that exposure to blue light, particularly in the evening, can disrupt the production of melatonin, a hormone that regulates sleep. However, this does not mean all exposure to blue light is harmful.

Screens can be adapted to reduce eyestrain

Eyestrain caused by screens can be reduced by adjusting brightness settings and using blue-light filters. These simple adjustments can make a big difference to visual comfort, especially for those who spend long hours in front of computer screens. 

Blue light filters in glasses can offer protection

Glasses with blue-light filters have become popular for mitigating exposure to potentially harmful wavelengths emitted by screens. These filters can be particularly beneficial for those who spend many hours a day in front of screens. The filters reduce and even block the amount of blue light reaching the eyes, which can help minimize eye fatigue and mitigate any adverse effects on sleep. 

However, it's essential to note that not all blue-light filters are created equal, and their effectiveness can vary depending on the quality of the filter. When choosing glasses with blue light filters, it's advisable to consult an eye health professional to ensure they meet your specific needs. 

By understanding the facts behind blue light and its effects on eye health, we can take informed action to protect our eyes. Maintaining a balance between using our digital devices and preserving our visual well-being is essential. By adopting healthy habits, we can continue enjoying digital life's benefits without compromising our eye health.