This document discusses grief and theories of the grieving process. It defines different types of grief such as uncomplicated, dysfunctional, anticipatory, and complicated grief. It also summarizes several theories of grieving including Lindemann's theory, Engle's theory, Rando's six R's of grieving, Bowlby's attachment theory, and the dual process model. Finally, it outlines factors that affect loss and grief and nursing care approaches for grieving clients including assessment, diagnosis, planning, implementation, and evaluation.