HyperalgesiaChronic PainPainPain MeasurementPain ThresholdPain ManagementPain, IntractableAnalgesicsNociceptorsChronic DiseaseNeuralgiaAnalgesics, OpioidPain, PostoperativePain PerceptionAcute PainCarrageenanBack PainInjections, SpinalLow Back PainFacial PainNeck PainAbdominal PainPhysical StimulationRats, Sprague-DawleyPain ClinicsMusculoskeletal PainPain, ReferredSpinal CordPelvic PainFreund's AdjuvantHot TemperatureCapsaicinGanglia, SpinalAnalgesiaMorphinePosterior Horn CellsTRPV Cation ChannelsNociceptionFibromyalgiaNociceptive PainHyperesthesiaSpinal NervesTouchSciatic NeuropathyShoulder PainVisceral PainDisease Models, AnimalSensory Receptor CellsAnalgesics, Non-NarcoticOpioid-Related DisordersComplex Regional Pain SyndromesBehavior, AnimalPeripheral Nervous System DiseasesCyclohexanecarboxylic AcidsDrug ToleranceInflammationArthralgiaMustard PlantNerve Fibers, UnmyelinatedAnesthetics, LocalQuestionnairesMyofascial Pain SyndromesOxycodoneSciatic NerveNarcotic AntagonistsPeripheral Nerve InjuriesDose-Response Relationship, DrugCentral Nervous System SensitizationLidocaineFootNaloxoneNeurons, AfferentTime FactorsFormaldehydeAmitriptylineKetamineAminesTreatment OutcomeEdemaAnalysis of VarianceHypesthesiaAnti-Inflammatory Agents, Non-SteroidalOpioid PeptidesHindlimbSubstance PDisability EvaluationReceptors, N-Methyl-D-AspartateTemporomandibular Joint DisordersRats, WistarVulvodyniaTranscutaneous Electric Nerve StimulationReceptors, Neurokinin-1Diabetic NeuropathiesNerve BlockSciaticaReceptors, Opioid, muVisceral AfferentsSensory System AgentsLumbosacral RegionMononeuropathies