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 ...

Blue light from screens has been blamed for sleep problems, screen fatigue, and various health issues. Companies sell blue light blocking glasses, apps filter blue wavelengths, and phone operating ...

You look at it many times a day, carry it with you everywhere, and maybe even use it to wake you up in the morning. Cell phones rarely ever leave your side… but sleep experts are saying when it’s time ...

If you want to ensure that the screen light on your Samsung Galaxy S4 stays lit while you are viewing the screen, enable Smart Stay in the Screen section of the Settings category on your device. With ...

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Katie covered all things how-to at CNET, with a focus on Social Security and notable events. When she's not writing, she enjoys playing in golf scrambles, practicing yoga and spending time on the lake ...