True or False: What you eat has much effect on how drowsy you feel while driving.

The assertion that what you eat does not significantly affect how drowsy you feel while driving is misleading. In reality, diet can have a considerable impact on energy levels and alertness. Certain foods can lead to fluctuations in blood sugar and insulin levels, which may contribute to feelings of drowsiness or fatigue.

For instance, heavy meals often require more energy for digestion, leading to a drop in alertness, while sugary foods can cause a quick spike in energy followed by a crash. This means that the body's response to food can indeed affect a driver's drowsiness, challenging the notion that diet is irrelevant in this context.

Understanding the influences of various types of foods on energy and alertness is essential for safe driving. The best practice for drivers is to be aware of how their nutritional choices can affect their state of alertness behind the wheel.