Sleep-Wake Transition DisordersSleepWakefulnessSleep DisordersSleep, REMNarcolepsySleep StagesPolysomnographyCircadian RhythmCataplexySleep DeprivationSleep Initiation and Maintenance DisordersArousalChronobiology DisordersElectroencephalographyMelatoninSleep Disorders, Circadian RhythmDisorders of Excessive SomnolenceElectrooculographyActigraphyFatigueBody TemperatureBlood Pressure MonitorsOrexin ReceptorsTime FactorsSleep Apnea, ObstructiveSleep Apnea SyndromesReceptors, NeuropeptideJet Lag SyndromeQuestionnairesElectromyographyNeuropeptidesBipolar DisorderAnalysis of VarianceSeverity of Illness IndexMonitoring, AmbulatoryMental Disorders