"Exposure to an intense and powerful (LED) light is 'photo-toxic' and can lead to irreversible loss of retinal cells and diminished sharpness of vision," it said.

Which light is good for eyes?

The natural light of 4,900 to 6,500 K is the best solution for eyes that allows comfortable work. The cold light of 6,500 K offers an excellent level of brightness and improves overall attention.

Are LED lights dangerous to your health?

Today's LED lights are just as safe as any other modern light source for your eyes, and, in fact, LED lights are used in skin and other health therapies because LEDs do not contain ultraviolet rays like other types of light therapies (think fake tanning!).