BALDWIN: Alzheimer's may impact more families than anyone expected. Plus, a historic blizzard could dump up to 30 inches of snow on parts of the Northeast. Time to play "Reporter Roulette." A new study predicts the number of people suffering from Alzheimer's will triple, triple in the coming decade. Senior medical correspondent Elizabeth Cohen joining me now. My great-grandmother had Alzheimer's. It affects, what, how many people?</s>ELIZABETH COHEN, CNN SENIOR MEDICAL CORRESPONDENT: So many families. So many families. So, if we look at 2010 numbers, those numbers themselves are huge.</s>BALDWIN: Yes.</s>COHEN: So, in 2010, we are looking at 4.7 million people with Alzheimer's disease. But when we look forward to 2050, we are looking at 13.8 million people with Alzheimer's disease. And experts will tell you we are not really prepared for that. We don't have the services. We don't have what it takes to take care of all of those people.</s>BALDWIN: So it's just the sheer number, the number of people making...</s>COHEN: Baby boomers. It's all about the baby boomers getting older.</s>BALDWIN: OK. Elizabeth Cohen, thank you so much.</s>COHEN: Thank you.</s>BALDWIN: Coming up here, this is the book that Shirley MacLaine does not want you to read. She calls it shocking. She calls it dishonest. The author? Her daughter. I am talking with Sachi Parker about her tell-all book live next.
Alzheimer's Cases on the Rise