In TODAY.com's Expert Tip of the Day, a psychiatrist explains why being exposed to a certain type of light at the wrong times ...

In today’s world, screens light our mornings and keep us company late at night. A quiet worry has surfaced about blue light, ...

All this screen time isn’t just negatively affecting our sleep, but also taking a toll on our skin quality by increasing our ...

Unless you’ve been living under a rock—in which case your sleep cycle is probably already pretty solid—chances are you’ve heard something about blue light. For the uninitiated, blue light, which ...

A new study suggests that blue light such as from phone screens may not be as disruptive to sleep as previously thought. The study looked at how people reacted to different types of light. They found ...

Blue light is part of the visible light spectrum. Exposure to blue light can affect sleep quality, alertness, hormone production, mood, and more. Blue light could also contribute to headaches, but ...

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 ...

Do you get a headache after staring at your monitor for hours at a time? Blue light glasses might help. Here's how to pick a pair that works best for you, along with some of our favorites. I’m PCMag’s ...