Blue light has acquired a dubious reputation in recent years, frequently blamed for everything from disrupted sleep patterns to digital eye strain. This high-energy light, emitted abundantly by our ...

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 ...

Blue light glasses are widely marketed for eye strain and headache relief, but experts say evidence of significant benefit is limited. They do not improve eyesight or prevent vision loss. Proper ...

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.

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 ...

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 ...

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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking ...

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 ...