Medically reviewed by Andrew Greenberg, MD Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue ...

You’re probably doing it right now — looking at a computer, phone, or tablet that emits blue light. Staring at any of these for an extended period of time can lead to computer vision syndrome ...

While the sun emits both UV and HEV light, “blue light can also come from computer and phone screens and other digital devices, and may have an effect on our eyes as well as our skin,” says ...

That’s raised concerns about whether blue light from digital screens is harmful. More research is needed. Experts think digital eyestrain, or computer vision syndrome, affects about 50% of ...

Human beings are exposed to more blue light than ever because of the widespread use of devices that rely on light-emitting diode (LED) technology. Computer and laptop screens, flat-screen ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

Therefore, eliminating blue light alone doesn’t cut it when it comes to improving sleep; you need to dim all colors. As for your tired eyes after a long day spent staring at your computer ...

It changes the background from white to black. Install blue light-filtering apps on smartphones, tablets, and computer screens. They filter a lot of blue light from reaching your eyes without ...