Fatigue & Performance. Naval Safety Center February 2009. What Is Fatigue?. A physiological state in which your mental capacity is diminished. It results when you haven’t gotten enough sleep or when your sleep has been disturbed. What Causes It?. Chronic sleep deprivation (sleep debt)
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Naval Safety Center
A physiological state in which your mental capacity is diminished. It results when you haven’t gotten enough sleep or when your sleep has been disturbed.
Fatigue produces broad declines in multiple measures of performance:
Chronic sleep deficiencies and fatigue are associated with multiple health problems, including:
Computer modeling of human fatigue physiology has recently proved feasible.
This gives us the first tool to predict, quantify and control the effects of fatigue.
Inadequate sleep, even just one night, can:
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Note: These alternatives aren’t as good as sleep.
Test your knowledge of fatigue with the following questions.
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