Today, Alzheimer's disease is the most common form of dementia and the sixth leading cause of death in the United States, where a new case is diagnosed every 66 seconds. All of this contributes to a breakdown of the neural highway that helps our brain cells communicate. Think differentMost of the focus in Alzheimer's research has been on tau and amyloid, what Gates likes to call "the mainstream." "There's a sense that this decade will be the one that we make a lot of progress," Gates told me. Has looking into Alzheimer's research caused Gates to worry about his own health?

Source: CNN November 13, 2017 08:03 UTC