Elon Musk recently revealed he works 120 hours some weeks. Leaders facing long hours like Elon Musk could find relief by delegating responsibility, according to management experts. Some managers are reluctant to delegate and even feel that only they can do certain tasks and that they are indispensable to a company. Finding new strategies for delegation like Jeff Bezos and Warren Buffett have, can free a leader to think strategically and prevent burnout. 

Source: www.cnbc.com