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

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

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: Bad for Sleep but Good for Heart Health?

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: Bad for Sleep but Good for Heart Health?

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.

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Last Updated : Monday, February 25, 2019