Photophobia is not a fear but a sensitivity to light. Light sensitivity can be caused by eye conditions, brain issues, and certain medications. Seeing bright spots, headaches, and squinting are common ...

Imagine if a simple beam of light could one day treat conditions like nearsightedness or age-related macular degeneration (AMD). Researchers at the University of Nevada, Reno School of Medicine (UNR ...

The E! Insider Shop editors and writers search the internet to find the best products out there. We interview expert sources, comb through customer reviews, and use our own personal experiences to ...

Light-sensing proteins are found throughout all domains of life. Even single-celled microbes carry proteins that respond to light. And animals have light-sensitive organs in a huge range of shapes and ...

In blinding bright light or pitch-black dark, our eyes can adjust to extreme lighting conditions within a few minutes. The human vision system, including the eyes, neurons, and brain, can also learn ...

An eye infection can manifest as a host of signs that can cause discomfort and pain. Here are the symptoms that need your ...