Top ten lists are "hot" these days. This week, one of great interest to all of us hit the headlines. It was bad news in the news. The Centers for Disease Control and Prevention released its annual list of the leading causes of death in the United States. For years, we've watched Alzheimer's disease climb the ladder, but this year it took a significant step: it moved into position as the sixth leading cause of death; while up just one rung from the prior year, what is especially noteworthy is...