Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.
Laurie Kelso is a health and wellness writer for CNET living in the Bay Area. She's passionate about spicy food and petting soft dogs. Taylor Leamey wrote about all things wellness for CNET, ...
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