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.

Do blue light filters reduce eye strain and provide screen protection? Experts reveal mixed evidence on glasses, apps, and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Precancerous skin conditions: In combination with photosynthesizing drugs—i.e., drugs that are applied on ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The skincare industry’s current mantra du jour? “Let there be light.” At the simplest level, different ...

Headaches and migraine attacks can be debilitating, and for many who experience them, bright screens only make the pain worse. Now that digital devices are a constant part of our lives, blue light ...

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 ...

The general public often sees red light therapy as the crème de la crème of light therapy (aka phototherapy). While more research is needed on its efficacy, it has shown promise in anti-aging benefits ...

These days it's nearly impossible not to spend hours a day staring at a screen. For many of us, it's an all-day affair as we move from work computers to social media scrolling to streaming ...

Blue light will get you if you don't watch out. That's the message from the advertisers of blue-blocking glasses, computer monitors, and apps for cell phones and tablets. Their websites warn of eye ...

Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults -- but only if they time it right. NY Post Composite Blue light ...

Can blue light kill mosquitoes? Discover how it works and the top mosquito killers worth buying during Nigeria’s rainy season. If you’ve ever looked at one of those buzzing blue lights hanging in ...