Vitamin D and Memory Decline: Two Population-Based Prospective Studies

Background:Vitamin D deficiency has been linked with dementia risk, cognitive decline, and executive dysfunction. However, the association with memory remains largely unknown. Objective:To investigate whether low serum 25-hydroxyvitamin D (25(OH)D) concentrations are associated with memory decline. Methods:We used data on 1,291 participants from the US Cardiovascular Health Study (CHS) and 915 participants from the Dutch Longitudinal Aging Study...