FatigueMuscle FatigueFatigue Syndrome, ChronicMental FatigueQuestionnairesDisabled PersonsQuality of LifeCross-Sectional StudiesUnited StatesAttitude to HealthAttitude of Health PersonnelRisk FactorsSeverity of Illness IndexPrevalenceDepressionQualitative ResearchTime FactorsGreat BritainPhysician-Patient RelationsInterviews as TopicTreatment OutcomeHealth Knowledge, Attitudes, PracticePainWeight PerceptionNeoplasmsStress, PsychologicalMuscle, SkeletalAttitudePatient SatisfactionHealth StatusMuscle ContractionSex FactorsFocus GroupsProspective StudiesSelf ConceptChronic DiseaseIsometric ContractionSocioeconomic FactorsPerceptionHIV InfectionsNetherlandsFollow-Up StudiesCohort StudiesPatient Acceptance of Health CareAdaptation, PsychologicalLongitudinal StudiesEmotionsSocial SupportHomeless PersonsPsychometricsActivities of Daily LivingEnglandData CollectionHealth SurveysExercisePhysical EnduranceEmpathyAnalysis of VarianceCommunicationFamily PracticeFibromyalgiaPilot ProjectsSleep DisordersAttitude to DeathAnxietyClinical CompetenceCaregiversReproducibility of ResultsStereotypingElectromyographyDecision MakingPatient Education as TopicAffectIncidenceSelf CarePain MeasurementGuiltLogistic ModelsPublic OpinionAge FactorsMentally Ill PersonsMuscle StrengthMentally Disabled PersonsVisually Impaired PersonsHealth Care SurveysPrejudiceHealth Services AccessibilityMental DisordersTorquePatient ParticipationRegression AnalysisRisk AssessmentMotivationAge DistributionProfessional-Patient RelationsEmploymentInterpersonal RelationsDisability EvaluationSurvivorsPrimary Health Care