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Recent studies show that the screens of our computers, tablets, and smartphones affect our ability to sleep well at night. These screens emit a spectrum of different colored light, but it is the blue light that keeps us awake into the night. We need this blue light, and get it during the day from the sun, but being exposed to blue light at night reduces the amount of the hormone melatonin that we produce for sleep, and swings our body clock later into the night. Here are some tips to help reduce our blue light consumption before bed.
Want to learn more? Here are a few articles discussing the effects of blue light and your sleep cycle.