Blue Light Is Causing Blindness

Digital devices such as cellphones, computers, tablets and TVs emit primarily blue light, excessive exposure to which may affect your risk of age-related macular degeneration and blindness.

STORY AT-A-GLANCE

• Before the advent of artificial lighting, many went to bed and got up with the sun; lighting at night comes at a price as it affects health, interrupting sleep patterns, circadian rhythms and the perpetuation of animal species

• Data show blue light from digital devices activates retinal in your eye to attack macular photoreceptor cells, a…