Exercise TestExercise TherapyChest PainPainExerciseExercise TolerancePhysical ExertionPain ManagementChronic PainPain ThresholdPain MeasurementAngina PectorisLow Back PainPain, PostoperativeElectrocardiographyBack PainChest TubesPain ClinicsRadiography, ThoracicAbdominal PainPain, IntractableNeck PainOxygen ConsumptionThoracic WallPhysical EndurancePain, ReferredTime FactorsCoronary AngiographyMicrovascular AnginaThoraxMuscle, SkeletalEmergency Service, HospitalMyocardial InfarctionPelvic PainPain PerceptionProspective StudiesTreatment OutcomeFacial PainHeart RateTomography, X-Ray ComputedAcute PainRestCoronary DiseaseDyspneaFollow-Up StudiesThoracic InjuriesShoulder PainPredictive Value of TestsBicyclingPhysical FitnessCoronary VasospasmTriageAcute Coronary SyndromeMusculoskeletal PainPericarditisMass Chest X-RaySensitivity and SpecificityTroponin TResistance TrainingAcute DiseaseRunningMuscle Stretching ExercisesFlail ChestChronic DiseasePulmonary Gas ExchangeRisk FactorsAnaerobic ThresholdSeverity of Illness IndexCreatine KinaseRetrospective StudiesLactic AcidQuestionnairesAngina, UnstableMyocardial IschemiaEchocardiographyAnalysis of VarianceBlood PressureBreathing ExercisesAnalgesicsEsophagusGastroesophageal RefluxSingle-Blind MethodBiological MarkersEsophageal Spasm, DiffusePrognosisTroponin ITietze's SyndromeManometryCoronary Artery DiseaseDouble-Blind MethodHemodynamicsThoracic DiseasesEsophageal Motility DisordersThoracic NeoplasmsFunnel ChestQuality of LifeCardiology Service, HospitalHeartLegEmergency Medical Services