Science Now Says your Phone's Yellow Tinted 'Night Mode' is Worse for your Sleep #Silicon Valley

androidpolice.com
4 months ago
Science Now Says your Phone's Yellow Tinted 'Night Mode' is Worse for your Sleep

In what should come as a surprise to no one, it turns out just making your smartphone’s screen kind of yellow may not stop it from keeping you awake. In fact, according to a study out of the University of Manchester, that yellow-shifted “night light” is even worse for helping you get to sleep than just leaving your phone in the standard untinted mode. The reasoning behind using a yellow tint on your screen was, at least, based on scientifically plausible principles. In your eye, a protein called melanopsin responds to the intensity of light, and specifically, it responds more strongly to light of a shorter wavelength. The wavelength of light corresponds to how we perceive its color. On your phone’s screen, you typically have three “subpixels” lighting each pixel of the display, in the colors red, green, and blue. The blue subpixel has the shortest wavelength, and so the…

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