 Each participant will have the option of being accompanied by a caregiver travel and living expenses paid for by the project. The caregiver will be asked to complete the MAL independently of the participant. The same questionnaire administered to the patient will be administered to the caregiver. In addition, the caregiver will be shown how to help the patient carry out the home practice exercises so that they can do this during treatment and afterwards if they remain in close contact with the participant. 