Blue light is good for your body during the day, but exposure to blue light at night can cause mild to more severe health effects.

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.

Gainesville, GA / / October 14, 2025 / Sleep ZM Understanding Blue Light and Digital Screens You’ve probably heard warnings about blue light from screens damaging your eyes or ruining your sleep. The ...

Glasses that block blue light from screens may help you maintain your circadian rhythms, but are unlikely to help with digital eye strain. (Getty Creative) These days it's nearly impossible not to ...

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 ...

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 ...

Wake up. Check your phone. Open your laptop. Spend 10 hours toggling between digital screens like Zoom, Slack, and Netflix. Repeat. If this sounds like your day-to-day, welcome to the club — one ...

GEORGIA, USA — Whether from friends or family, you may hear it all the time. Several people recommend avoiding screen time before bed and utilizing the device's “night shift” mode to protect your eyes ...

"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 ...

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 ...