More than 50 conditions can cause or mimic the symptoms of dementia, and a small percentage of dementias are reversible. Two common examples are dementia caused by vitamin B12 deficiency or an underactive thyroid (hypothyroidism). read more
Vitamin deficiency from poor nutrient absorption can cause memory loss in the elderly. Photo Credit: Nayomiee/iStock/Getty Images A healthy diet is important for keeping you energized physically, but poor nutrition habits also link to neurological, or brain, problems like memory loss. read more
Typically, the person complains about memory loss or lack of concentration, looks sad or worried, and speaks in a flat, expressionless tone. Depression. In Alzheimer’s-related depression, the mental decline comes first, and the person usually tries to conceal memory problems, rather than call attention to them. read more