Blue light emitted from digital devices could contribute to the high prevalence of reported sleep dysfunction by suppressing melatonin. Study participants who wore blue wavelength-blocking glasses while still using their digital devices had a 58% increase in their nighttime melatonin levels.

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Blue light emitted from digital devices could contribute to the high prevalence of reported sleep dysfunction by suppressing melatonin. Study participants who wore blue wavelength-blocking glasses while still using their digital devices had a 58% increase in their nighttime melatonin levels.