f.lux


f.Lux is a cool little utility that appeals to the lighting geek in me. What it does is adjusts the color temperature of your monitor or laptop screen, based on the time of day, "warming it up" at night and "cooling down" during the daytime, because it has been shown that looking at cool illuminants in the evening can screw up your circadian rhythm. This is no joke; when your circadian entrainment is screwed up, it's been linked to all kinds of problems such as depression, several types of cancer, diabetes, heart disease, and obesity. Matter of fact, night shift work -- which generally involves people being wide awake and working, generally under cool fluorescent light -- is so…

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