Wiley-Blackwell. "Ripening Bananas Glow An Intense Blue Under Black Light." ScienceDaily. ScienceDaily, 21 October 2008. <www.sciencedaily.com / releases / 2008 / 10 / 081020093454.htm>.

Most of us can see wavelengths between about 380 and 700 nm. And blue light is exactly that — light that’s blue (even though it may not always appear blue to us), which hits at about 400 to ...

A 2020 study published in the Indian Journal of Ophthalmology found that during COVID-19 lockdowns, for example, 32.4 percent of the study population used a blue-light-emitting device 9 to 11 ...

Blue light is all around you. These high-energy light waves emanate from the sun, stream through earth’s atmosphere, and interact with light sensors in your skin and eyes. Increasingly, people ...

How Blue Light Hurts Sleep Your eyes aren’t good at blocking blue light. So almost all of it passes straight through to the back of your retina, which helps your brain translate light into images.

Blue light glasses—technically, they should be called “blue light blocking glasses”—filter out blue light, letting in the other wavelengths of light, thus theoretically reducing the danger ...

Right now, reading this, you’re probably mainlining blue light. But ophthalmologists aren’t worried. The blue light emanating from the sun drastically overpowers any rays coming from your screen.

Exposure to the kind of blue light emitted by outdoor LEDs, smartphones and tablets may increase your risk of breast or prostate cancer, a new study suggests. The study, published Monday in the ...

He conducted two studies on the effectiveness of blue light-blocking glasses on digital eye strain, and he joins us now. Welcome to the program. MARK ROSENFIELD: Thank you.