It’s become a virtually unchallenged piece of conventional wisdom that exposure to blue light—the type emitted by electronic device screens—is bad for sleep. That thinking has spurred a mini-industry ...

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 ...

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 ...

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 ...

From the moment we wake up until we close our eyes to sleep, we are surrounded by screens. Even if your job doesn't necessitate staring at a monitor all day, studies show that we spend an average of ...

Everyone can experience exposure to blue light daily, be it from the sun or an electronic device. Some glasses can filter blue light, and a person may find researching the various lens options helpful ...