Inclusion Criteria:  Have a diagnosis of parkinsonism made by a movement disorder specialist Be willing to participate Have the ability to provide informed consent to participant, or where unable to do so due to cognitive impairment, availability of a close friend or relative to act as a personal consultee Age 18 years and above. Resident within the geographical catchment area of Royal United Hospital Bath NHS Foundation Trust, UK  Exclusion Criteria:  Patients with drug, infection or toxin induced parkinsonism Patients who lack capacity to participate but do not have anyone who can be a consultee to provide advice regarding the patient's wishes and views Patients with a current medical, cognitive or psychosocial issue or co-enrolment in other study that, in the opinion of the site investigator, would interfere with adherence to study requirements.