<Li> Denial--The first reaction is denial . In this stage, individuals believe the diagnosis is somehow mistaken, and cling to a false, preferable reality . </Li> <Li> Anger--When the individual recognizes that denial cannot continue, they become frustrated, especially at proximate individuals . Certain psychological responses of a person undergoing this phase would be: "Why me? It's not fair!"; "How can this happen to me?"; "Who is to blame?"; "Why would this happen?". </Li> <Li> Bargaining--The third stage involves the hope that the individual can avoid a cause of grief . Usually, the negotiation for an extended life is made in exchange for a reformed lifestyle . People facing less serious trauma can bargain or seek compromise . For instance: "I'd give anything to have him back ." Or: "If only he'd come back to life, I'd promise to be a better person!" </Li> <Li> Depression--"I'm so sad, why bother with anything?"; "I'm going to die soon, so what's the point?"; "I miss my loved one; why go on?" During the fourth stage, the individual despairs at the recognition of their mortality . In this state, the individual may become silent, refuse visitors and spend much of the time mournful and sullen . </Li>

Who came up with the stages of grief