Good news for fellow late-night scrollers.

To many people in the modern digital era, it is a habit to go through their phone before sleep. However, does your phone have blue light that is ruining your sleep? Studies have shown that exposure to ...

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.

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

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