How to save your eyes from smartphone strain? Imagine sitting all day long with your arms held straight in front of you. You can probably stay like this for half an hour or even more, but then your arms will feel like they’re made of rock. Same with your eyes because they’re also operated by muscles. That's why constantly using your smartphone or computer does make you tired.  The reason why your eyes get tired of too much screen time is in the short wavelength and high intensity of the blue light. You see the sky as blue on a clear day because it’s the color that scatters most easily of all. The same happens when you’re staring at your smartphone or computer screen: the light scatters in all directions, making it hard for you to focus, and your eyes strain to see a clear picture. So how to prevent tired eyes caused by computer and smartphone screens?

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