Please answer the question below in essay form with word limit 1000 words and related to Organizational Behavior topic.

A recent study on leadership derived the following statement.

"Leaders should understand the nature of stress because the leadership role itself can be stressful and because leaders' stress can impair the performance and well-being of subordinates."

Define work stress, explain its impact on the individual and outline and justify what you consider to be key stress management strategies that leaders may deploy to better manage excessive stress for themselves and their subordinates? Use relevant illustrations to support your strategies.

(Answer should related to Organizational Behavior topic)