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Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night. is a Interesting Fact in the Interesting Facts category.
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Fact Tags
Tags: Blue Light, Light, Sleep, Tiredness, Drowsiness, Night
Fact Comments
122 days ago
Anonymous
i loooove color blue