Big Pharma Targets Alzheimer's

This degenerative brain disease will claim even more victims in the coming decades. Drug companies are racing to improve treatments and find a vaccine

Approximately 5 million Americans currently suffer from Alzheimer's disease, and medical experts foresee that number growing to more than 16 million by 2050. It is already the seventh-leading cause of death in the U.S., according to the National Center for Health Statistics. It's no surprise that the health-care industry is carefully studying the disease to determine its causes, in hopes of finding a cure or remedy.

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