Abstract: This paper mainly introduced the cognitive ergonomical research about military stress. It was divided into five parts: basic theory; effects of stress on cognition; methods of study; methods to cope with stresses; conclusion. In the part of methods, analysis of accidents, rivalrous game and reality stimulation were emphasized. In the part of coping, selection of persons who can cope with stress; training of the person and development of human-machine system were emphasized. It can provide possible starting for our country’s similar study

Key words: military, stressor, stress, cognition, ergonomics