When we use blue light electronics at night, it throws off our natural melatonin-production leaving us restless and wide awake. This is thought to be a factor contributing to eye strain, headaches, and fatigue. Our eyes aren't naturally built for prolonged direct exposure to blue light. The short-wave, blue light emanating from electronic screens flickers quickly and has the ability illuminate for long periods of time. A large portion of people these days spend all day and night either staring at a computer screen or glued to their phones. So, what's the problem? It's not natural blue light, it's artificial blue light.Īrtificial blue light is light that's emitted from electronic devices like computers, tablets, and phones. You can follow the question or vote as helpful, but you cannot reply to this thread. It gives us energy and boosts our mood during the day, and helps our bodies know when it's time to go to sleep at night. The show on all screen items - including on the desktop.

So, the sky is blue because red, orange, yellow, green, violet, and indigo are absorbed by the molecules in the atmosphere, while the color blue (or blue light) is reflected back to our eyes.īlue light is actually important to our natural sleep cycle. An object exposed to white light absorbs all of the wavelengths (or colors of the rainbow) but the one you see. White light compromises various wavelengths that make up the visible spectrum (think: Roy G. This is how blue light works: The sun emits light known as white light. The sun emits natural blue light - it's always been this way, so why all of a sudden are people experiencing eye strain, headaches, and fatigue from it? As of recent, we've been led to believe that blue light is evil. Blue light is a tricky thing to understand.

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