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Many people use their electronic devices, including phones, tablets, and computers, for extended periods. Companies now sell screen protectors that reportedly block blue light and benefit eye health.

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Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.

Sleep scientists are changing how they think about screen use at night. By Caroline Hopkins Legaspi Experts have long warned about the dangers of blue light before bed. When exposed via smartphones, ...

We’re staring at our devices more than ever, and besides eating up our time, they’re giving off tons of light. Blue light has gotten an especially bad rap, but that’s not quite fair: It’s just one ...

Your Phone's Blue Light Is Keeping You Up At Night. These Tricks Will Filter it Out Light emitted by your phone, tablet, or laptop can disturb your sleep. Here's how to filter out the blue light for a ...

A new study suggests that blue light such as from phone screens may not be as disruptive to sleep as previously thought. The study looked at how people reacted to different types of light. They found ...

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- is not necessarily damaging to the eyes but can trigger eyestrain and lead to a range of health issues ...