Is shell shock/battle fatigue/PTSD a relatively modern condition

Is shell shock/battle fatigue/PTSD a relatively modern condition? Are there any documented examples from before WW1? - Quora

Is shell shock/battle fatigue/PTSD a relatively modern condition? Are there any documented examples from before WW1? - Quora

Is shell shock/battle fatigue/PTSD a relatively modern condition? Are there any documented examples from before WW1? - Quora

History of PTSD and Trauma Diagnoses - Shell shock to the DSM

PTSD: Not A New Ailment On 'Wartorn' Battlefield : NPR

Shell Shock After The First World War

Vera Brittain and the Shell-Shocked Women of World War One - Historic UK

Shell Shock, Combat fatigue, PTSD & We all know the General Patton story: 100 Years of Developing Treatment

History of PTSD and Trauma Diagnoses - Shell shock to the DSM

Mental Stress in the Union Army — Civil Discourse

How Veterans Created PTSD - JSTOR Daily

PTSD and the War of Words - Adam M. Chekroud, Hieronimus Loho, Martin Paulus, John H. Krystal, 2018