How to Reduce Your Exposure to Blue Light People routinely exposed to significant amounts of blue light, such as computer workers, frequently report:įortunately, strategies exist to mitigate these effects. Professionals who work in front of computers every day are bathed in blue light, receiving a significantly greater amount than they might otherwise from the sun. Most electronics emit large amounts of blue light compared to other colors because it allows the closest approximation of color on screen compared to the real world. Yet, when we get too much of it, whether from the sun or the computer screen, research shows that this can cause physical damage and hormonal imbalances, such as melatonin underproduction. Research by the CDC shows that too little blue light can prevent our body from fully waking – a problem common in certain professions, such as mine workers. We need blue light but in the right amounts. Since the sun is a natural source of it, our bodies have evolved to use the presence of blue light to gauge whether it’s time to sleep or wake. Due to its high energy emissions, blue light can singularly penetrate our cornea and lens of the retina. It has very short wavelengths, meaning it produces much higher amounts of energy than other colors of visible light. You’ve probably heard many times that working at a computer all day can give you headaches and harm your eyesight, but did you know exactly why that happens? Computer screens, like the screens of other electronics, emit blue light.īlue light is the highest energy color of the light spectrum that we can see. We’re taking a closer look at what it is, why it affects us, and how you can minimize your daily dose of blue light to just the right amounts. How to protect yourself against blue light from your computer screen:ĭo you find yourself struck with a headache at the end of every workday? Blue light from your computer screen may be to blame.Įlectronic devices emit blue light, leading to eye strain, migraines, and more.
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