TIME | Low Vitamin D Increases Risk for Dementia and Alzheimer's, Study Says TIME Elderly people with a moderate-to-severe Vitamin D deficiency are significantly more likely to develop dementia and Alzheimer's disease, according to a study published this week, confirming a link that was much stronger than what the researchers had ... Vitamin D Deficiency Linked to Dementia and Alzheimer's Disease Vitamin D Deficiency May Raise Risk for Dementia and Alzheimer's Vitamin D Deficiency Linked With Dementia, Alzheimer's |