When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

Blue light from screens has been blamed for sleep problems, screen fatigue, and various health issues. Companies sell blue light blocking glasses, apps filter blue wavelengths, and phone operating ...

Exposure to blue light doesn't have adverse effects on your eye health. It can, however, disrupt your circadian rhythm. Using blue light filters may help reduce the effects of blue light exposure ...

Blue light-blocking glasses may not have the benefits they're purported to have, a review of the available evidence suggests. When you purchase through links on our site, we may earn an affiliate ...

A new addition to UnitedHealthcare’s vision benefits are discounts on select laptops that reduce a user’s blue light exposure, the payer announced Jan. 11. The move is an effort to address eye health ...

We asked the experts about how screen time might interfere with sleep. We've sent this story to your inbox. Digital screens emit sleep-disrupting blue light, feed us instant and addictive ...

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 ...