WEBVTT

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Ten o'clock at night. The house is dark, but the screens are still glowing.

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Reading from a screen before bed isn't the same as reading a book.

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In the lab, those readers fell asleep later and had lower melatonin levels.

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Their body clock shifted, leaving them less alert the following morning.

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Lose sleep in the evening and you'll feel it at the wheel the next day.

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Paper instead of a screen in the evening. A clearer head the next day.