Inclusion Criteria:  Aged between 20 and 70 years Diagnosed with psoriatic arthritis by a rheumatologist Having moderate to severe foot pain scored at least 3 on the numeric rating scale Having stable medication for the three months preceding the study  Exclusion Criteria:  Having diabetes or neurological disease that may affect the feet Having recent traumatic foot injury Having received specific interventions for the feet (ex: foot orthoses, orthopedic shoes, intraarticular steroid injection) for the three months preceding the study. Having a recent history of foot surgery.