Nurse Danielle Zammerelli checks patient in the intensive care unit at Emory University Hospital Wednesday, Oct. 30, 2013, in Atlanta. Emory are using a new computer system from IBM to monitor patients. The idea is to get a clearer picture of their health and even predict conditions that could lead to heart attacks or strokes. But researchers are years away from proving that it completely works. (AP Photo/John Bazemore) ORG XMIT: GAJB204