> There's extensive evidence that even relatively low levels of light harm sleep quality; blue light from white LEDs is particularly disruptive to circadian rhy

> There's extensive evidence that even relatively low levels of light harm sleep quality; blue light from white LEDs is particularly disruptive to circadian rhythm Maybe not. https://www.unibas.ch/en/News-Events/News/Uni-Research/Light-colour-is-less-important-for-the-internal-clock-than-originally-thought.html https://www.unibas.ch/en/News-Events/News/Uni-Research/Light...