Visible light is much more complex than you might think. Sunlight contains red, orange, yellow, green and blue light rays, And millions of shades of each of these colours. The blue light rays has the shortest wavelengths and highest energy and are called the blue-violet light or even the ultra violet radiation. These blue lights not only come from the sun but also from computers. tablets, smartphones, Fluorescent lights, LED lights and even our Television screens. The problem with the blue light is because the human eye is not very good at blocking it and kids and adolescents are actually more vulnerable to the effects of blue light than any other age group. This is for two reasons: their eyes haven’t had enough time to develop proper protection and they have greater sleep needs than adults do.

However, natural blue light can be beneficial during the day because it can boost alertness and elevate your mood. But, with the rise of artificial blue light emitted from our digital screens, our eyes are been exposed to a surplus of harmful digital blue light.

The fact that blue light penetrates all the way to the retina can cause severe damage to the light-sensitive retina. in bad cases, this can even lead to complete vision loss

Computer screens and other digital devices emit significant amounts of blue light blocking lenses increase contrast significantly and protect the eyes at the same time. 

Potential side effects include:

Migraine, Eye strain and dry eyes, Mental and physical fatigue, disruption of sleep pattern, macular degeneration, changes in vision amongst others. It’s time to block the blue