Blue Light

Some people consider the progress in the field of light and health over the last couple of years as the most important light induced innovation since the invention of the light bulb - Dieter Kunz

Blue Light
Blue Light

image by: Ben Tesch

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Blue Light: Bad for Sleep but Good for Heart Health?

Blue light. You hadn't even heard the term until a few years ago, when scientists started warning you that exposure to blue light just before bedtime might be negatively impacting your sleep. And although by now you've read enough to know blue light emanates from smartphones and computers, let's be honest: you don't really know what it is. Which makes it doubly confusing for you to hear that now scientists are saying blue light might be good for your cardiovascular system.

But we're getting ahead of ourselves. Let's define what we're talking about. Visible light is the range of energy on the electromagnetic spectrum that our eyes are able to register. Remember the mnemonic…

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Resources

 Blue Light: Bad for Sleep but Good for Heart Health?

Blue light has gotten a bad rap in recent years, but new research suggests that a different sort of exposure than you get from your electronic devices may help with high blood pressure and more.

Blue Light Exposed

We all know how important it is to protect our eyes from the sun's harmful UV rays; but what about the harmful effects of blue light rays?

f.lux

During the day, computer screens look good—they're designed to look like the sun. But, at 9PM, 10PM, or 3AM, you probably shouldn't be looking at the sun. f.lux fixes this: it makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day. It's even possible that you're staying up too late because of your computer. You could use f.lux because it makes you sleep better, or you could just use it just because it makes your computer look better.

Iris

Software for eye protection, health and productivity.

Night Filter

Night Filter is an easy to use screen filter application for your Android phone or tablet. Night Filter makes it easy for you to dim your screen, adjust your color tint, and more! Use it to read at night with less eye strain and correct for an excessive screen tint.

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