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PTSD is marked by clear biological changes as well as psychological symptoms. PTSD is complicated by the fact that people with PTSD often may develop additional disorders such as depression, substance abuse, problems of memory and cognition, and other problems of physical and mental health.
Symptoms of post-traumatic stress disorder (PTSD). The symptoms of post-traumatic stress disorder (PTSD) can have a significant impact on your day-to-day life.In most cases, the symptoms develop during the first month after a traumatic event.e-experiencing. Re-experiencing is the most typical symptom of PTSD. This is when a person involuntarily and vividly re-lives the traumatic event in the form of: 1  flashbacks. 2  nightmares. 3  repetitive and distressing images or sensations. 4  physical sensations â such as pain, sweating, nausea or trembling.