Occupational stress rudimentary mental coping strategies may be adopted in the work environment. Occupational stress Occupational stress is stress related to one's job. Occupational stress often stems from unexpected responsibilities and pressures that do not align with a person's knowledge, skills, or expectations, inhibiting one's ability to cope. Occupational stress can increase when workers do not feel supported by supervisors or colleagues, or feel as if they have little control over work processes. Because stress results from the complex interactions between a large system of interrelated variables, there are several psychological theories and models that address occupational stress. Person-environment fit model: This
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