Medically reviewed by Smita Patel, DO Blue light is part of the visible light spectrum. Many people think blue light is emitted primarily from electronics like phones, tablets, and TV screens, but the ...

If you’re running Windows 10 or 11, you’re probably familiar with Night Light, the system feature that reduces the amount of ...

Blue light from electronics is linked to problems like blurry vision, eyestrain, dry eye, macular degeneration, and cataracts. Some people have sleep issues. Here’s what you need to know.

Blue light — from the sun, fluorescent lights, or your phone and other screens — sends signals to your brain to wake up. Learn how it can interfere with sleep.

We've all been guilty of it. Lying in bed, mindlessly scrolling through social media, one more reel, then another, or ...

You’ve probably been told a thousand times to banish blue light from your bedroom. Toss out those LED bulbs. Enable night mode on every device. Buy those amber glasses that make you look like a ...