Andre Yarham of Norfolk, England, was among the youngest people in the U.K. to die from this rare form of dementia.

Dementia is common, but there are things you can do to reduce your risk or slow the progression of the disease.

If in the future, if Andre has been able to help just one more family have a precious few more years with a loved one, that ...

Dementia can sneak up on you. I know, because it happened to my family. Back in the early 2000s, my first wife, Ginny, began demonstrating some unusual behavior. She was not her usual bubbly self.