Stress in the aviation industry can hugely affect one's life outside work. Millions of veterans struggle with post-traumatic stress injuries, unhealthy coping strategies such as alcohol or substance abuse and in the worst of cases, suicide, which is very common. Many studies and help programs have been put in place, but there are many different cases and people that it is impossible to help everyone. Stress overcomes even the strongest, most highly training pilots and can take the worst toll. Everyone deals with stress in a different manner, but military pilots stand out on their own with unique stress reducing and problem solving skills. Their
Combat stress reaction Historian Terry Copp has written extensively on the subject. In Normandy, "The infantry units engaged in the battle also experienced a rapid rise in the number of battle exhaustion cases with several hundred men evacuated due to the stress of combat. Regimental Medical Officers were learning that neither elaborate selection methods nor extensive training could prevent a considerable number of combat soldiers from breaking down." In his history of the pre-Nazi Freikorps paramilitary organizations, "Vanguard of Nazism", historian Robert G. L. Waite describes some of the emotional effects of World War I on German troops, and refers to a phrase