FatigueSleep StagesMuscle FatigueFatigue Syndrome, ChronicMental FatigueTrazodoneAutomobile DrivingHolidaysHistamine H1 AntagonistsSleepMetoclopramideDouble-Blind MethodAmitriptylineDibenzazepinesInfrared RaysHypnotics and SedativesSleep Initiation and Maintenance DisordersElectroencephalographyOcular Physiological PhenomenaWakefulnessPlacebosArousalDiazepamVomitingNauseaAccidents, TrafficAnalgesics, OpioidCross-Over StudiesPainEpilepsyPain, PostoperativeAnticonvulsantsTime FactorsClinical Trials as TopicTreatment OutcomePsychomotor PerformanceDrug Administration ScheduleAdministration, OralProspective StudiesDose-Response Relationship, DrugMuscle ContractionMuscle, SkeletalIsometric ContractionQuality of LifePhysical EnduranceSeverity of Illness IndexQuestionnairesSleep DisordersFibromyalgiaElectromyographyAsthenopiaDepressionNeoplasmsTorqueExerciseDiaphragmMuscle StrengthPhysical ExertionPostpoliomyelitis SyndromeElectric StimulationNeurastheniaWork Schedule ToleranceSurvivorsQuadriceps MuscleMultiple SclerosisMaterials TestingFractures, StressAnxietyKneePain MeasurementExercise TherapyChronic DiseaseDisorders of Excessive Somnolence