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Driving in hot weather, can it encourage drowsiness?

Correct answer

Yes, it can encourage it, especially after large meals.

Yes, heat can encourage drowsiness, including after large meals. Rest before driving, maintain comfortable temperature and ventilation and avoid heavy meals. If sleepy, stop somewhere safe and rest; drinking water, lowering temperature or driving more cautiously does not replace needed sleep.

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All options

  • No, heat eliminates all drowsiness.

  • No, it always improves attention even without rest.

  • Yes, it can encourage it, especially after large meals.

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