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 ...

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.

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 ...

Blue light glasses are designed to filter out blue light from screens such as your phone, computer, and TV. Lately, blue light has gotten a bad reputation. Because studies show that it affects our ...

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.

If you're dealing with eye strain from computer or phone use, blue-light glasses may help. So could shutting down devices a half-hour before bed. Nasha is a Managing Editor for CNET, overseeing our ...

Phillip Yuhas receives funding from the National Institutes of Health and the Ohio Lions Eye Research Foundation. He is a member of the American Optometric Association, the Ohio Optometric Association ...

What is blue light? “All the light we see is made up of different wavelengths of light,” says Vivienne Sinh Hau, MD, an ophthalmologist at Kaiser Permanente in Riverside, California. “Certain ...