WEBVTT

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At 4, the body is at its lowest point of the day.

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Core temperature falls to its minimum. Alertness follows.

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Reflexes slow down. At 100 km/h, half a second is 14 metres.

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Between 2 and 6, sleepiness-related crashes are the most frequent.

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It is not weakness. It is the body's rhythm, and the body is right.

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The absolute minimum is not fought. It is waited out.