SleepSleep, REMSleep DisordersSleep Apnea, ObstructiveSleep Apnea SyndromesSleep Initiation and Maintenance DisordersPolysomnographyWakefulnessElectroencephalographyActigraphyArousalSleep Apnea, CentralCircadian RhythmDisorders of Excessive SomnolenceSleep BruxismSleep Disorders, IntrinsicElectrooculographySleep Medicine SpecialtySleep Arousal DisordersSnoringNarcolepsyDelta RhythmSleep ParalysisTime FactorsDreamsREM Sleep Behavior DisorderQuestionnairesNocturnal Myoclonus SyndromeContinuous Positive Airway PressureElectromyographySeverity of Illness IndexDiagnostic Tests, RoutineHabitsHypnotics and SedativesFatigueMelatoninProspective StudiesAnalysis of VarianceCataplexyRisk FactorsCross-Sectional StudiesRestless Legs SyndromeSensitivity and SpecificityPrevalenceRespirationTreatment OutcomeSleep Phase ChronotherapyReproducibility of ResultsBody TemperaturePharynxAge FactorsTonsillectomyFollow-Up StudiesMandibular AdvancementSomnambulismComorbidityAdenoidectomyRetrospective StudiesHomeostasisUvulaQuality of LifePonsPalate, SoftBrain WavesCohort StudiesActivity CyclesAzabicyclo CompoundsBrainBody Mass IndexMonitoring, AmbulatoryReference ValuesPositive-Pressure RespirationDepressionCase-Control StudiesCross-Over StudiesChronobiology DisordersSignal Processing, Computer-AssistedBedsRespiratory MechanicsPharyngeal MusclesSupine PositionPsychomotor PerformanceInfant, Newborn