Even if you block all blue light, your brain is firing in all directions instead of shutting down for sleep; blue-light blocking is a partial solution that does not fully address the problem of screen stimulation before bed.
causalpending
Speaker
Unidentified Speaker — Sleep Smarter by Shawn Stevenson (animated book summary) - … [HPFywqpAdTg]Evidence Quote
“Please note that even if you block all the blue light, your brain is firing in all directions instead of shutting down for sleep.”
Source
Sleep Smarter by Shawn Stevenson (animated book summary) - How To Get Better Sleep— Better Than YesterdayCreated: 8/13/2026, 9:47:25 AM
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