Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. It’s become a virtually unchallenged piece of conventional wisdom that exposure to blue light—the type emitted by electronic ...

Simply put, blue light glasses are spectacles designed to filter out blue light from electronic devices – a part of the spectrum associated with irritation, eye fatigue and headaches. Almost all ...

Blue-light-blocking glasses reduce how much blue light from electronic devices reaches your eyes. But it’s unclear how beneficial this actually is. You’re probably doing it right now — looking at a ...

As a whole, we spend a lot of time in front of screens. In fact, 43 percent of adults have jobs that require the usage of a tablet or computer, and kids in the US between the ages of 8 and 12 spend ...

Share on Pinterest Researchers say that blue light may not significantly affect a person’s circadian rhythms. AleksandarNakic/Getty Images Blue light from the sun is vital in regulating a person’s ...

Blue light-blocking glasses claim to reduce eye strain from screens, preserve eye health, and help with sleep. But do they actually work? Experts weigh in. In recent years, blue light-blocking glasses ...

It’s everywhere. At your 9-to-5 job, on the train, in the bathroom, even in your bed as you’re trying to fall asleep. If you’re reading this, it’s right in your face — blue light. Ever since we’ve ...

A few months into the coronavirus pandemic, I realized I was spending about 14 hours a day looking at a computer screen. Between attending school online and work, my eyes were rarely off my iPhone, ...

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 ...