Job burnout refers to an extreme reflection when an individual cannot successfully deal with work pressure. It is the exhaustion state of emotion, attitude and behavior caused by long-term stress experience.
According to the above definition, which of the following does not belong to job burnout?
Xiao Wu, an athlete of a provincial team, has trained hard for many years, but since this year, he has not won a prize in the competition, lost his fighting spirit and always listless during training.