Increased blue light exposure is becoming ever prevalent in our world. According to The Vision Councils 2015 Digital Eye Strain report, over 90% of adults spend more than two hours a day using digital devices such as smart phones in addition to the exposure they get from computers, TVs, and LED light.
1) Too much blue light can disrupt sleep and circadian rhythms. Use of digital screens and energy saving light bulbs at night is believed to suppress the secretion of melatonin in to the blood stream, which can lead to sleep disorders and the dysfunction of the natural circadian rhythm.
2) Blue light exposure increases the risk of macular degeneration. The American Macular Degeneration Foundation warns that retinal damage caused by blue light can lead to macular degeneration.