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.

Topline. A new study concluded that blue light glasses probably have no greater effect on the eyes than non-blue light glasses, contradicting research that says they help with eye strain, sleep ...

Image: screenshot from the article. We’re stepping a little outside our standard one-link-a-week format for this one. The TL;DR is that high contrast between background and text colors is important, ...

The light from our devices is “short-wavelength-enriched,” meaning it has a higher concentration of blue light than natural light—and blue light affects levels of the sleep-inducing hormone ...

Adding a blue light-filter to your eyeglasses won’t ease computer eye strain or protect your sleep, according to a new review, but other actions can help.