Relationship PTSD Is Real—Here’s How Experts Explain It.PTSD is an extreme anxiety disorder caused by experiencing a life-threatening event or situation.It’s characterized by moodiness, intrusive memories, and an avoidance of things that could remind a person of the trauma.An abusive relationship can lead to PTSD during the relationship, as well as long after it has ended.[People with PTSD] may relive the event through flashbacks or nightmares; they may feel sadness, fear or anger; and they may feel detached or estranged, Aaron Tendler, MD, chief medical officer of Brainsway.Recovery from trauma is different for everybody, but a psychiatrist or therapist can help find the right path.I remind trauma survivors that they are not alone and that feelings of shame and guilt after enduring trauma are normal , Leela R. Magavi, MD, psychiatrist ."I help them recognize their strengths and aspirations and find their voice again," Magavi said