Foot Reflexology on Chronic Pain in Parkinsonian Patients

Inclusion Criteria: * Patient with an age egal at 18 years old or more, * Patient presenting a little fluctuating Parkinson's disease attested by a score ≤ 2 on the MDS UPDRS IV, * Patients with chronic pain for at least 3 months with a VAS ≥ 4 * Patients whose anti-parkinsonian treatment is stable throughout the duration of the study and at least for 4 weeks. Exclusion Criteria: * Patients with cognitive impairment defined by an MOCA\<25 * Patient presenting contraindication to carrying out the MRI examination * Patient refusing to be informed of any abnormality detected on brain MRI * Patient included in a clinical trial that potentially interferes with the objective of the study, * Patient resistant to foot massage, * Patient having benefited from a Foot reflexology session in the last 6 months, - Patient presenting skin lesions in the feet, * Patient having a recent fracture in the feet, * Patient having an history of phlebitis less than 3 months and history of deep vein thrombosis.