[1] There are a number of occupations where a potentially high-stress, high-risk environment can occur, where failure to act appropriately can lead to injury, death or significant loss.
These settings can be found in military engagements, aviation, emergency medicine, mining, underwater diving, parachuting, bomb disposal, police work, and fire fighting.
This can have negative physiological, psychological, behavioral, or social effects,[1] by restricting attention and distracting the operator from the primary task.
These conditions usually involve an environment which is free of avoidable discomfort, surprises, and other distractions, allowing focused concentration on understanding and mastering the components and combinations of skills.
A lower level of stress can be adequate to accustom the learner while less likely to cause a negative learning experience, but the simulations should be relevant and the situations reasonably realistic.
Where stress training is optional or voluntary, a gradual buildup will allow learners to continue as far as they feel they are able to manage.