Fatigue kills. That's not an exaggeration. It's one of the most significant contributing factors in serious road accidents across Europe, and professional drivers are disproportionately affected because of the nature of the work. Long hours, monotonous roads, night driving, and the pressure to meet deadlines all create the perfect conditions for exhaustion to take hold. Understanding it, and taking it seriously, is one of the most important things you can do as a professional driver.