Erika Vestin, First author of the study. (IMAGE) Uppsala University Caption Erika Vestin, First author of the study ‘Herpes Simplex Viral Infection Doubles the Risk of Dementia in a Contemporary Cohort of Older Adults: A Prospective Study’. Photo by Susanne Nyholm Vestin Credit Photo by Susanne Nyholm Vestin Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.