Photobiomodulation Improves Memory in Mild Cognitive Impairment: Three Case Reports

Abstract

Three patients (mean age = 62) received 18-sessions of PBM stimulation twice per week for nine weeks. Each patient was assessed with Rey- Osterrieth Complex Figure Test (Rey-O testing visual memory) and Hong Kong List Learning Test (HKLLT testing verbal memory), Clinical Dementia Rating Scale (CDR), Functional Activities Questionnaire (FAQ), Geriatric Anxiety Scale-10 Item Version (GAS-10) and Chinese Geriatric Depression Scale (CGDS) before and after PBM.