Blue-light filters are pure quackery

I was trading New Year’s resolutions with a circle of friends a few weeks ago, and someone mentioned a big one: sleeping better. I’m a visual neuroscientist by training, so whenever the topic pops up it inevitably leads to talking about the dreaded blue light from monitors, blue light filters, and whether they do anything. My short answer is no, blue light filt

https://www.osnews.com/story/144463/blue-light-filters-are-pure-quackery/

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