You can get a brighter smile with a number of different whitening products and techniques available at home or at a dentist’s office. They vary in effectiveness (and price), but none of them provide ...

Can you benefit from light therapy? It depends. Treatments range from nonsensical to possibly useful to those proven to be ...

Share on Pinterest Researchers say that blue light may not significantly affect a person’s circadian rhythms. AleksandarNakic/Getty Images Blue light from the sun is vital in regulating a person’s ...

Blue light is a specific kind of light with a short wavelength. This type of light is emitted from your computer screen, your mobile device, your flat-screen television, and many other devices that ...

Phillip Yuhas receives funding from the National Institutes of Health and the Ohio Lions Eye Research Foundation. He is a member of the American Optometric Association, the Ohio Optometric Association ...

Even if you know that looking at a phone, tablet, or computer screen at night is bad for your sleep, it’s hard to stop. That’s one reason there’s been a growing interest in glasses or apps that can ...

Scientists have discovered a rare blue fruit that reflects light structurally, attracting birds while inspiring research into ...