PTSD is a disorder in which a person has difficulty recovering after experiencing or witnessing a terrifying event.This disorder is mostly common among veterans.
Although it occurs to mind that is has been over 40 years since the war ended,veterans will always be reminded because of the trauma they experience dealing with the long struggle of PTSD.
It states that over 270,000 Vietnam veterans have "current full PTSD plus sub-threshold war-zone PTSD, and one-third of whom have current major depressive disorder.
Not to mention how the long-term effect of PTSD in veterans has sparked while dealing with mental health issues.