Migraine DisordersHeadacheMigraine with AuraMigraine without AuraHeadache DisordersTension-Type HeadacheCluster HeadacheVascular HeadachesHeadache Disorders, SecondaryTryptaminesSumatriptanPhotophobiaAnalgesicsErgotamineCortical Spreading DepressionDihydroergotamineDura MaterSerotonin Receptor AgonistsPizotylineNeurologyPain MeasurementSpinal PuncturePrevalenceTrigeminal Autonomic CephalalgiasTrigger PointsBlood Patch, EpiduralPrecipitating FactorsHeadache Disorders, PrimaryQuestionnairesCalcitonin Gene-Related PeptideChronic DiseaseHyperacusisTreatment OutcomeForamen Ovale, PatentTrigeminal NucleiFacial PainOphthalmoplegic MigraineMagnetic Resonance ImagingComorbidityMeningesVertigoRelaxation TherapyNaproxenIntracranial HypotensionAmitriptylineDouble-Blind MethodTrigeminal GanglionMotion SicknessNeurologic ExaminationTrigeminal NerveFlunarizineFlushingPainHabituation, PsychophysiologicTime FactorsTrigger Finger DisorderNauseaTrigeminal Nucleus, SpinalRisk FactorsPain ClinicsMeningeal ArteriesNeck PainNeuromuscular AgentsEpilepsyProspective StudiesPremenstrual SyndromeVomitingSeverity of Illness IndexBotulinum Toxins, Type APain ThresholdCross-Sectional StudiesCase-Control StudiesHydroxyzineTomography, X-Ray ComputedTemporomandibular Joint DisordersMyofascial Pain SyndromesRetrospective StudiesBrainRecurrenceParesthesiaAnalgesics, Non-NarcoticPain, ReferredBiofeedback, Psychology