Blue light is all around you. These high-energy light waves emanate from the sun, stream through earth’s atmosphere, and interact with light sensors in your skin and eyes. Increasingly, people are ...

Manufacturers claim that blue light glasses can filter out blue light and help reduce symptoms such as headaches, eyestrain, and poor sleep. However, research does not support these claims. People ...

Do you get a headache after staring at your monitor for hours at a time? Blue light glasses might help. Here's how to pick a ...

Screen time has many people asking whether their contact lenses can do double duty by filtering blue light along with correcting vision. The answer depends on the lens, the brand and what you can ...

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 ...

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 is a specific kind of light with a short wavelength. This type of light is emitted from your computer screen, your mobile device, your flat-screen television, and many other devices that ...

Cowritten by Charlie Huntington and Tchiki Davis. Blue light is light of a certain wavelength that can be emitted or reflected by a variety of materials and surfaces (Okuno et al., 2002). By its ...

You may know them by the acronym ROY G BIV. Together, they make the white light you see when the sun -- the main source of blue light-- is shining. Fluorescent and LED (light-emitting diode) light ...

Blue-light glasses, blue light-filtering lenses or blue-blocking lenses are different terms used to describe lenses that reduce the amount of short-wavelength visible (blue) light reaching the eyes.

Your tablet, smartphone, laptop, and flat screen TV all have one thing in common: They each give off blue light. You may know them by the acronym ROY G BIV. Together, they make the white light you see ...