One-in-29 in Americans suffer from PTSD (UPI.com) ??? Post-traumatic stress disorder affects 1-in-29 Americans, including combat veterans, first responders, abuse victims and disaster survivors, U.S. officials say. ???PTSD is an anxiety disorder that some people develop after seeing or living through an event that caused or threatened serious harm or death,??? Kathleen Sebelius, secretary of the U