Inclusion Criteria:  Will be included in the study all individuals who attend the Portuguese Alzheimer's Association, diagnosed with Alzheimer's Disease, who:  have voluntarily given their consent to participate; due to cognitive or functional disability, they were unable to give free and informed consent, but they had this consent given by their representative individuals who have participated in the cognitive assessment (only for the test group)  Exclusion Criteria:  a) refused oral observation.