Alzheimer's disease is a vastly underrecognized disease that primarily appears in patients age 65 and older. It affects the entire family of those afflicted and has a tremendous impact on our health care system--the Alzheimer's Association estimates the cost of treating this form of dementia at $172 billion annually in the United States. Current treatment with medications has only limited success. Therefore, awareness of symptoms--which are often mistaken for aging or stress--and early recognition of the disease are the best ways to help patients and their...