Over The Years, It Has Had Over 80 Names — But Now It Has Become A 4-Letter Word

Post-traumatic stress disorder affects at least 7 percent of Americans. Whether from combat or traumatic events, the effects of invisible wounds are hard to "see."

Staff Sgt. Billy Caviness walks us through his daily struggle, like the meds he has to take every day (:55), how deeply his physical wounds affect him (3:18), and the revelation that probably keeps him sane (6:54). But make sure you stick around until the end for a big surprise that I didn’t see coming (8:08).

PTSD affects everyone who has experienced a traumatic event, whether in combat, sexual assault, or disaster. Here are two great websites to find out more information or to seek help: The National Center for PTSD, for the military, and the Rape, Abuse & Incest National Network.

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