Blue Light From Screens Contributed to Blindness

Scientists knew blue light from screens can contribute to blindness. Now they know why.

BAD, BAD BLUE LIGHT. When it comes to our eyesight, the various colors of light our eyes are subjected to are far from equal. Blue rays of light, which have shorter wavelengths and more energy than other colors, can damage our eyes over time – they contribute to macular degeneration, the primary cause of blindness.

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