Scientists have developed a new kind of wearable sensor that can detect signs of eye disease—without drawing blood or using expensive lab equipment. Instead, it’s a soft, non-invasive patch placed ...

You’ve probably heard warnings about blue light from screens damaging your eyes or ruining your sleep. The truth is more complicated than the marketing claims suggest. Blue light is a natural part of ...

LA Times Studios may earn commission from purchases made through our links. This guide explores how blue light glasses can help with eye strain and sleep issues caused by digital screens. Wake up.

If your eyes hurt after looking at screens, don’t assume the culprit is blue light. You might spend extra money on a solution that doesn’t help much. “Blue light” refers to higher-energy visible light ...

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 ...

Your eyes feel like sandpaper by 3 PM, and you’ve got that familiar throb behind your temples again. Sound familiar? You’re not alone in this digital-age struggle that’s affecting millions of people ...

Shop TODAY independently determines what we cover and recommend. When you click on or buy through our links, we may earn a commission. Learn more. Tired of puffiness under your eyes? From drugstore ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...