Some of the characteristic symptoms that indicate the onset of driver fatigue are:
Human factor: Physical factors
Explanation
**Fatigue** is a state that can severely affect a driver's ability to drive safely. Some of the **characteristic symptoms** of fatigue include:
- **Frequent yawning**: Indicates that the body is trying to stay alert but is tired.
- **Constant changes in posture**: The driver moves a lot in the seat in an attempt to find a more comfortable position due to tiredness.
- **Neck discomfort**: This can be the result of accumulated tension from the effort to stay awake and alert.
These symptoms are clear signs that the driver is experiencing fatigue and should consider stopping to rest. Fatigue can be both physical, causing a feeling of tiredness, and psychological, making concentration difficult. Both types of fatigue are dangerous and can increase the risk of accidents on the road.
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