Blue Light Sources Americans spend an average of 7 hours a day on electronic devices. That’s a lot of time staring at blue light. Worse yet, nine out of 10 Americans admit to reaching for an ...

The effect of web page text-background color combinations on retention and perceived readability, aesthetics, and behavioral intention (link) By Richard H. Hall and Patrick Hanna (An Americas ...

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- can lead to a range of health issues. Here are a few tips to ward off blue light’s effects.

The study was published July 5 in the journal Scientific Reports. Researchers are studying blue light coming from TVs, smartphones and tablets to figure out what impact it has during everyday ...

Key Facts A new meta-analysis published in the Cochrane Database of Systematic Reviews discovered blue-light glasses may not make a difference in sleep quality, eye strain or eye health.

Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults — but only if they time it right.

Adding a blue light-filter to your eyeglasses won’t ease computer eye strain or protect your sleep, according to a new review, but other actions can help.

The light from our devices is “short-wavelength-enriched,” meaning it has a higher concentration of blue light than natural light—and blue light affects levels of the sleep-inducing hormone ...

Blue light from computer screens and smartphones stimulates eyes and can cause sleep problems — but a new analysis finds blue light blocking glasses may not be much help.