Sleep deprivation severely compromises the ability of human beings to respond to stimuli in
a timely fashion. These deficits have been attributed in large part to failures of vigilant …

Vigilant attention is a major component of a wide range of cognitive performance tasks.
Vigilant attention is impaired by sleep deprivation and restored after rest breaks and (more …

To date, no detailed examination of the pattern of change in reaction time performance for
different sensory modalities has been conducted across the circadian cycle during sleep …

Millions of individuals routinely remain awake for more than 18 h daily, which causes
performance decrements. It is unknown if these functional impairments are the result of that …

Abstract sleep deprivation, sleep disruption, and pathological sleepiness not only increase
the frequency of sleep onsets but also enhance the rate of sleep onset/propose that this …

This chapter reviews one neu-robehavioral assay that has met these criteria—the
psychomotor vigilance task. To quantify the magnitude of such changes, as well as to track …

The 10 min psychomotor vigilance task (PVT) is commonly used in laboratory studies to
assess the impact of sleep loss, sustained wakefulness, and/or time of day on …

Nathaniel Kleitman was the first to observe that sleep deprivation in humans did not
eliminate the ability to perform neurobehavioral functions, but it did make it difficult to …

The 10-min psychomotor vigilance task (PVT) has often been used to assess the impact of
sleep loss on performance. Due to time constraints, however, regular testing may not be …

GILLBERG, M. AND T. ÅKERSTEDT. Sleep loss and performance: no “safe” duration of a
monotonous task. PHYSIOL BEHAV 64 (5) 599–604, 1998.—The capacity to maintain …