The blue light in LED lighting that is increasingly used in our homes can damage the eye’s retina while disturbing our biological and sleep rhythms, a French health authority warned in a new report.

One of the most fascinating aspects of many technologies is the way they transform the world in ways completely unanticipated by their developers. The Internet, for example, was originally conceived ...

Red light therapy is the latest buzzy skincare treatment users on social media tout for its anti-aging properties. And with celebrities like Kate Hudson, Victoria Beckham, and Chrissy Teigen posting ...