Single-Blind MethodEye HemorrhageCross-Over StudiesExercise TherapyClinical ProtocolsTreatment OutcomePain MeasurementClinical Trials as TopicPhysical Therapy ModalitiesRandom AllocationProspective StudiesRange of Motion, ArticularResearch DesignBlindnessPatient ComplianceTime FactorsAdministration, OralQuality of LifeHeart RateDouble-Blind MethodBlood PressureFollow-Up StudiesBlind Loop SyndromeSensory Aids