Exclusion Criteria: Central nervous system disease history with the possibility of neuropsychological impairment (stroke, epilepsy, meningitis, severe head trauma). History of alcohol and drug abuse. Hachinski Ischemic Scale ≥ 7. Major depression diagnosed(CIE-10). History of severe psychiatric disease. Predictable changes in medication that may affect cognitive performance. Visual or auditory perceptual disorders that limit neuropsychological assessment. Unstable heart disease, severe behavioral problems that make impossible the intervention, or any condition judged by the investigator that advises against the intervention. -