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Little white lies about blue light
Research does not support the widespread belief that blue light emitted by electronic device screens in the evening is worse than warmer colored light when trying to fall asleep.
Around 2013, a few things dominated hipster culture in the coffee shops of San Francisco’s sunny Mission district: fixies, pornstaches, lumberjack red flannel shirts with cuffed raw denim jeans, and laptop screens aggressively tinting yellow in the afternoon. Oprah and Goop-y Gweneth added blue light blocking glasses to their lists of favorite things. The frequently cited 2013 study about blue light and its affect on sleep had just 5 participants and questionable methodology.
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