Winnipeg Free Press | These Common Mood Changes Can Signal Early Alzheimer's TIME Those with dementia had twice the risk of developing depression earlier—far before their dementia symptoms started—than people without the disease. They were also more than 12 times more likely to develop delusions. The symptoms appeared in ... Depression Can Precede Memory Loss in Alzheimer's Vascular and Alzheimer's-related brain abnormalities cause dementia in older ... Depression, Anxiety Can Precede Memory Loss in Alzheimer's, Study Finds |