This document discusses death and dying, defining death as the irreversible cessation of circulatory and respiratory functions. It outlines three definitions of death in the US and describes the theories and stages of death and dying, including the five stages proposed by Kubler Ross: denial, anger, bargaining, depression, and acceptance. Finally, it lists common signs and symptoms of impending death such as decreased eating, increased sleeping, incontinence, breathing changes, skin changes, restlessness, and the signs present at the time of death.