Inclusion Criteria:  Healthy subjects group:  Adult patients> 18 years old Patients with no known shoulder pathologies  Group of subjects with shoulder pathology operated on  Adult patients> 18 years Suffering from orthopedic pathologies affecting the shoulder such as: outcomes of ultrasound-guided percutaneous treatment for tendon calcification, outcomes of ultrasound-guided detachment in adhesive bursitis, outcomes of proximal humerus fractures, repair of the rotator cuff, interventions for scapulo-humeral instability.  Exclusion Criteria:  Patients with a history of opioid drug dependence or a history of substance abuse Patients suffering from orthopedic pathologies affecting the upper limbs in the presence of clear detectable surgical complications Patients with cognitive disorders (MMSE Mini Mental State Examinantion greater than or equal to 24/30). Patients suffering from major anamnestic or current neurological or psychiatric pathologies, severe cardiopulmonary, hepatic or renal pathologies that contraindicate participation in the study.