What is the effect of drowsy driving on crash statistics?

Drowsy driving significantly increases the risk of a driver losing control of their vehicle, which often results in single-vehicle accidents. When a driver is fatigued, their reaction times slow, and their ability to make quick decisions diminishes. This can lead to the driver inadvertently veering off the roadway, sometimes at a higher speed, because they may not be fully aware of their surroundings or their level of fatigue may impair their ability to judge distances and vehicle control.

Single-vehicle crashes frequently occur when drivers do not have enough alertness to navigate safely and may run off the road, hitting barriers, trees, or other roadside obstacles. While drowsy driving can contribute to various types of collisions, the pattern often trends toward these single-vehicle events, illustrating the significant dangers associated with driving while tired.

Because drowsy driving affects a driver's ability to focus and react appropriately, it is a serious issue in traffic safety, leading to increased risk of both accidents and injuries. Understanding this pattern helps emphasize the importance of remaining alert and well-rested when behind the wheel.