PTSD www.ptsd.va.gov worsen in old age war veterans Aging Veterans and Posttraumatic Stress Symptoms worsen in old age Aging Veterans and Posttraumatic Stress Symptoms worsen in old age worsen in old age PTSD worsen in old age PTSD worsen in old age worsen in old age worsen in old age Aging Veterans and Posttraumatic Stress Symptoms worsen in old age still have vivid memories worsen in old age worsen in old age PTSD