Do you ever get confused about the different types of dementia you hear about? While Alzheimer's is the most common type, it's not the only one. Shortly after I was offered the position of the Alzheimer's guide for About.com, my health editor and I discussed changing the topic name to Alzheimer's/Dementia because of the many people that are affected by other kinds of dementia.
One of those is vascular dementia. Depending on which source you use, either vascular dementia or Lewy body dementia is the second most common type of dementia. Vascular dementia is related to blood flow, and although it may develop slowly over time, it also can develop suddenly after a stroke.
For more information about vascular dementia, here's an article I wrote recently comparing Alzheimer's disease and vascular dementia: What's the Difference Between Alzheimer's and Vascular Dementia?
Also, here are a few articles describing some of the other types of dementia.