°The condition of forcibly (by someone else, or by a sleep disorder) being kept awake, to the point of noticeably loweralertness. A dangerous amount of sleep deprivation can cause fatal vehicular accidents.
°The condition of forcibly (by someone else, or by a sleep disorder) being kept awake, to the point of noticeably loweralertness. A dangerous amount of sleep deprivation can cause fatal vehicular accidents.