Blue Light

Amazon Kindle

The Amazon Kindle, from its very introduction has been the undisputed champion in e-reading. I have owned the first, second and third generation versions, and tested later editions.

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Light (Natural Light)

Light is very important to health. Eons of genetics have programmed us to sync our sleep cycle with the light of the sun. Not having enough natural light has been proven to make you sad. So sad in fact, that someone decided to make something called Seasonal Attitude Depression, or something like that, I am guessing, which is an acronym for SAD.

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