Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking glasses will prevent headaches, decrease eyestrain, and help you sleep like a baby. But do they work?

Blue light has a short wavelength and high energy, compared with other spectra, such as red and green, in the visible light spectrum. Companies are selling glasses that can block blue light from ...

Many people have turned to blue light-blocking lenses to effectively filter ... We're here to help you find a good pair of blue light glasses that suits your needs. CNET has covered eye care ...

In the end, he says you don’t need to wear blue-light-blocking glasses during the day. However, our bodies associate blue light with daytime, so exposure to it when you’re trying to go to bed ...