![]() ![]() ![]() In the most natural setting, which is one where we’re only exposed to sunlight, our retinas sense when the sun descends and the environment grows darker. ![]() Sleep is a part of the circadian rhythm, which is the cycle of biological processes that are determined in part by the levels of light and dark exposed to our bodies. The reason blue light hurts is purely biological. Image used with permission by copyright holder What’s the problem with blue light? If you’re looking for a blue light filter for your smartphone, however, there are plenty of great apps you can download from the Google Play Store or iOS App Store. Desktop screens and laptops typically have a built-in filter you can access, and there are downloadable options in case your computer doesn’t have this feature available. Whether you are spending your day on a Windows PC, Mac, or Chromebook, you should enable their blue light filter to help ease the strain on your eyes. ![]()
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