Here are three facts you may not have known: 1. Dementia is not a disease; rather, it's a term that describes a wide range of symptoms associated with deterioration of memory, thinking and the ability to perform everyday activities. 2. Alzheimer’s disease is the most common cause of dementia. 3. The total number of people with dementia is expected to almost triple by 2050. Here’s another one: A John Hopkins study, published ...