PTSD stages: What are the four phases of PTSD? by Taylor Bennett | Jun 21, 2018 | Mental Health Topics, PTSD, Trauma Most of us are familiar with the term PTSD (or posttraumatic stress disorder), but our knowledge doesn’t extend much further. We know that it can involve frightening flashbacks and nightmares. We know that war veterans and assault victims are at a heightened risk of developing the illness. But many of…