Inclusion Criteria:  Healthy without known background diseases Without known cognitive decline Have normal hearing Dominance of the right hand No history of psychiatric or neurological illnesses requiring hospitalization. The accepted criteria for inclusion for an MRI examination for medical purposes will apply, in accordance with the procedures established at the MRI Institute at the Sourasky Medical Center in Tel Aviv.  Exclusion Criteria:  Has a diagnosis of psychiatric or neurological diseases Uses psychiatric or neurological medications Hearing loss The accepted criteria for exclusion for an MRI examination for medical purposes will apply, according to the procedures established at the MRI Institute at the Sourasky Medical Center in Tel Aviv