Stress in early childhood different stages in early childhood. In the first stage, stress usually causes alarm. Next, in the second or appraisal stage, the child attempts to find meaning from the event. Stage three consists of children seeking out coping strategies. Lastly, in stage four, children execute one or more of the coping strategies. However, children with lower tolerance for stressors are more susceptible to alarm and find a broader array of events to be stressful. These children often experience chronic or toxic stress. Children from a lower socioeconomic status are more prone to exposure to all the early life stress listed above.
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