Feasability and Clinical Impact Study of Non Pharmacological Interventions in Management of Chronic Pain

Inclusion Criteria: * Patient with stable chronic pain defined by the presence of pain for more than 3 months and without substantial change in management in the month prior to inclusion * Patient with a mean EVA maximum daily pain over 7 days greater than or equal to 4/10 * Patient aged 18 and over * Informed and written consent signed by the patient (or his / her legal representative). * Person affiliated with social security or beneficiary of such a scheme Exclusion Criteria: * Patient with a cluster headache * Patient followed for 7 years or more by a pain center * Patient treated with adjuvant or neo-adjuvant chemotherapy or radiotherapy for the primary tumor * Patient with a decompensated psychiatric condition * Patient currently participating or having participated in the month prior to inclusion in another interventional clinical research that may impact the study; this impact is left to the investigator's discretion * Protected persons