To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

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.

Studies show LED lights and excessive noise can alter sleep patterns; buying a better fan will help.