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 glasses are sold as shields for tired eyes. Ads promise protection from screens, better sleep, and long-term eye ...

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 ...

Though the merits of blue-light-blocking glasses are still being debated, wearing a pair may be beneficial for your eye health if you spend a lot of time in front of a computer monitor or other ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? At the simplest level, different colors of light have different wavelengths.

Researchers hope the technique could offer a more environmentally friendly approach to cleaning up messy clothing. By Jacey Fortin A crisp white shirt can be a dangerous thing. It seems to invite a ...

Sleep scientists are changing how they think about screen use at night. By Caroline Hopkins Legaspi Experts have long warned about the dangers of blue light before bed. When exposed via smartphones, ...

During the workday, you know how common it is to lose track of time. One minute, you’re starting your day by brewing a cup of coffee and checking emails, then seemingly in the blink of an eye, it’s ...

White has been a popular Christmas-light color for years, though plenty of reds, greens and yellows still glow on trees and houses. The Broken Arrow Police Department would like people to add a little ...