The effects of Vitamin D Insufficiency and Seasonal Decrease on cognition.

  title={The effects of Vitamin D Insufficiency and Seasonal Decrease on cognition.},
  author={Jacqueline A. Pettersen and Sara Lynn Fontes and Carlie L Duke},
  journal={The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques},
  volume={41 4},
BACKGROUND Vitamin D3 (cholecalciferol) deficiency has been associated with dementia and cognitive decline. Which cognitive domains are most associated with D3 levels and how seasonal fluctuations in levels relate to cognition is unclear. We addressed these questions using a prospective observational study examining associations between D3 levels and cognition among individuals living in northern latitudes (54°N) in summer and winter. METHODS Healthy adult participants underwent testing in… CONTINUE READING
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