Vaccine revolution: Curing Alzheimer's from the inside

Could Alzheimer's—a devastating degenerative disease that affects millions of people a year—be prevented with a simple vaccine? Lou Reese, the co-founder of start-up United Neuroscience, believes that it's a very real possibility that we could see within our lifetime. And it might even help us live longer, because as Lou puts it, "the largest gains in human longevity ever are debatably attributed to vaccine technology."