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Blue Light Before Bed: Harmless Habit or Health Risk?

Name: Blue Light Before Bed: Harmless Habit or Health Risk?
Uploaded: 2025-08-20T18:31:42-07:00
Channel: NBC Palm Springs
Description: The more we use our phones, the more we’re exposed to blue light—and scientists continue to debate what that means for our health. Some studies suggest blue light disrupts sleep cycles, while others argue the impact depends on how and when screens are used.

By: NBC Palm Springs

August 20, 2025

blue lightscreen timesleep healthmelatoninKaiser Permanenteblue light glassesdigital devices

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