What is Burnout? Originally published January 2023. This post has been refreshed May 2026 with the latest research on workplace wellbeing — including new findings from Gallup on retention and generational engagement trends. According to Psychology Today, burnout is a state of emotional, mental, and often physical exhaustion brought on by prolonged or repeated stress. A variety of factors may cause burnout. Though problems at work most often cause it, it can also appear in oth