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 ...

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 ...

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 ...