Sleepiness is a common experience, ranging from mildly amusing to deeply troubling, and significantly impacts our daily lives. Affecting over 10% of the population, sudden, involuntary sleep attacks, sometimes while still awake, are a major cause of highway accidents and workplace incidents. This often-overlooked issue highlights a fundamental challenge in maintaining peak performance in a fast-paced world. What causes this phenomenon? Can we manage our sleepiness? Researchers are exploring the biological and environmental factors influencing alertness, seeking to understand how to optimize human capabilities. Ironically, despite technological advancements, our ability to sustain focus over time has become increasingly difficult.