FibromyalgiaPainPain MeasurementPain ManagementPain ThresholdChronic PainBalneologyLow Back PainBack PainPain, PostoperativeMusculoskeletal PainFatiguePain PerceptionQuestionnairesPain, IntractableFatigue Syndrome, ChronicPain, ReferredAcute PainAnalgesicsNeck PainFacial PainQuality of LifeClimatotherapyAbdominal PainDepressionComplex Regional Pain SyndromesTreatment OutcomeCatastrophizationMyofascial Pain SyndromesSeverity of Illness IndexPelvic PainChronic DiseaseExercise TherapySleep DisordersTrazodoneRheumatic DiseasesDisability EvaluationShoulder PainTrigger PointsAnxietyAmitriptylineHydrotherapyNeuralgiaProspective StudiesCross-Sectional StudiesHyperalgesiaPsychometricsPrevalenceStress, PsychologicalActivities of Daily LivingComorbidityTime FactorsPhilosophy, MedicalAnalgesics, OpioidAdaptation, PsychologicalRheumatologyFollow-Up Studies