**Alcohol** has several negative effects on driving, especially on the **way you perceive your surroundings**. One of the most important effects is the **reduction of the visual field**. This means that, when consuming alcohol, you have less ability to see what is happening around you, which can lead to not correctly perceiving traffic signs, traffic lights, and other vehicles on the road.

Alcohol mainly affects the **brain and vision**, which increases the risk of traffic accidents. Additionally, alcohol can cause **glare** from the lights of other vehicles and increase the possibility of experiencing **distractions** from environmental elements. These combined effects cause the visual field to narrow, making it difficult to drive safely.