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 ...

The blue light emitted by screens not only keeps you awake, but may actually contribute to signs of aging on skin, such as wrinkles and dark spots.

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 ...

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, ...