Hosts Dr. Matt Birnholz and Dr. Michael Greenberg talk to Dr. Sanjiv Chopra, faculty dean of continuing medical education at Harvard Medical School and co-author of the book Doctor Chopra Says: Medical Facts & Myths Everyone Should Know, about medical research that changes so fast even physicians can't keep up. And, "Jeopardy!" contestant Ken Jennings said that he, for one, welcomed "our new computer overlords." What about a computer physician's assistant? Dr. Birnholz caught up with Dr. Herbert Chase, professor of clinical medicine in biomedical informatics at Columbia University College of Physicians and Surgeons, who is teaching IBM's "Watson" computer how to help doctors. Plus: Bodily fluids in the news.