Sleep deprivation (SD) is a common phenomenon experienced by many people in different professions. [3] These occupations include healthcare, security, and night shift drivers. [1] The average amount of sleep an individual needs is between 7 and 8.5 hours per day. [quoted in 1] However, this varies among individuals of different ages and genders. Pilcher and Huffcutt found that total and partial SD had detrimental effects on human functioning. [2] Researchers concluded that sleep deprivation affects an individual's cognitive performance[1,2], motor performance, and mood. [2]One of the effects studied is the reduction in cognitive performance. Impairments in cognitive performance may manifest as decreased attention and alertness. [1,2] Indeed, prolonged wakefulness affects the functioning of the frontal lobes. [1] Similarly, Maddox et al [3] also agreed that the function of the prefrontal cortex affects cognitive performance, but they emphasized that the tasks at hand also involve other brain regions. It is therefore difficult to...