Correct answer
The effects of sleep.
Eye fatigue in a driver may mainly be due to the effects of sleep. When a driver is drowsy or has not had enough rest, they experience various problems that affect their ability to drive safely, and one of these problems is eye fatigue. Drowsiness affects concentration and visual perception. This can lead to blurred vision and difficulty focusing. Eye fatigue may manifest itself as irritated eyes, blurred vision or difficulty keeping the eyes open.
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An increase in the field of vision.
An increase in the ability to perceive the surroundings.
The effects of sleep.
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