Add Yahoo as a preferred source to see more of our stories on Google. “Light, particularly the blue wavelength of light, is one of the strongest regulators of your circadian rhythm,” says Stephanie M.

Despite their popularity, blue light-blocking glasses probably don’t do much to reduce eyestrain, help keep people alert or improve sleep, according to a meta-analysis looking at 17 studies published ...

Many of us are never far away from some form of electronic screen, whether it is a computer monitor, a smartphone, or a television set. Spending hours in front of these devices can cause eye strain, ...

Unless you’ve been living under a rock—in which case your sleep cycle is probably already pretty solid—chances are you’ve heard something about blue light. For the uninitiated, blue light, which ...

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 ...

In a study of studies, researchers concluded that eyeglasses that block blue light might not deliver on claims made by advertisers or optometrist offices. They caution consumers to think twice about ...

Curious how to use your iPhone more intentionally so it’s not making it difficult for you to get to sleep at night? While blue light has gotten a lot of focus as something to avoid, there’s also ...

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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 ...

We may receive a commission on purchases made from links. We live in an increasingly digital world. I don't know about you, but I spend countless hours per day looking at screens. When I wake up, I ...