Sleep DeprivationSleepSleep, REMWakefulnessSleep DisordersArousalElectroencephalographyPolysomnographySleep StagesCircadian RhythmSleep Initiation and Maintenance DisordersSleep Apnea, ObstructiveSleep Apnea SyndromesDisorders of Excessive SomnolenceSensory DeprivationWater DeprivationFood DeprivationElectrooculographyPsychomotor PerformanceIntroversion (Psychology)Psychosocial DeprivationDelta RhythmTime FactorsAnalysis of VarianceReaction TimeElectromyographyActigraphyProactive InhibitionHomeostasisCorticosteroneFatigueTask Performance and AnalysisAttentionHandling (Psychology)SomnambulismAffectMelatoninBrainCultural DeprivationChronobiology DisordersWork Schedule ToleranceCentral Nervous System StimulantsRats, Sprague-DawleyReceptor, Adenosine A1Body TemperatureBenzhydryl CompoundsBehavior, AnimalMemory, Short-TermMyoclonic Epilepsy, JuvenileAutomobile DrivingNarcolepsyCognition DisordersCognitionRetention (Psychology)Seasonal Affective DisorderActivity CyclesMemoryCerebral CortexSleep Disorders, Circadian RhythmSleep Apnea, CentralCross-Over StudiesNeuropsychological TestsEvent-Related Potentials, P300BoredomMotor ActivityDarknessSleep BruxismD-Aspartic AcidSleep Disorders, IntrinsicRats, WistarOctodonMaternal DeprivationExtraversion (Psychology)HypothalamusPortion SizeNeuronsReceptors, Adenosine A2HibernationBody Temperature RegulationMental RecallHippocampusPeriod Circadian ProteinsAndrogen Antagonists