Derms reveal the answer.

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.

Share on Pinterest Researchers say that blue light may not significantly affect a person’s circadian rhythms. AleksandarNakic/Getty Images Blue light from the sun is vital in regulating a person’s ...

Blue light has gotten a bad rap, getting blamed for loss of sleep and eye damage. Personal electronic devices emit more blue light than any other color. Blue light has a short wavelength, which means ...

Even if you know that looking at a phone, tablet, or computer screen at night is bad for your sleep, it’s hard to stop. That’s one reason there’s been a growing interest in glasses or apps that can ...

A few months into the coronavirus pandemic, I realized I was spending about 14 hours a day looking at a computer screen. Between attending school online and work, my eyes were rarely off my iPhone, ...

For a decade, we've been told our screens are wrecking our sleep. The real culprit is far bigger than the glow from your phone. I have spent the last few weeks strapping on a pair of special orange ...