A lot of attention is showered on health concerns such as heart disease and cancer. There's much less attention and effort being directed to something that is the cause of more than half of all hospital deaths: sepsis. Sepsis accounts for more deaths than prostate cancer, breast cancer and AIDS combined. Dr Jack Iwashyna is an associate professor in the Pulmonary and Critical Care Division of the Department of Internal Medicine at the University of Michigan - and Marianne Udow-Phillips directs the Center for Healthcare Research and Transformation. Hear our interview with them below.