Medically reviewed by Christine L. Larsen, MD Photophobia is an abnormal sensitivity to light. It is associated with dry eye ...

Like most human traits, blue eyes are determined by genes, and no two people have exactly the same hue. It works a lot like ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

The new study showed that the frequency of people with dark skin was still high in parts of Europe until the Copper Age (also ...