Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.

The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. We all know that prolonged sun exposure can cause premature ...

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 ...