Abstract: Burnout is a prolonged response to chronic emotional and interpersonal stressors on the job,and is defined by the three dimensions of exhaustion,cynicism,and inefficacy.A number of studies on burnout have focused specifically on the teaching profession due to the fact that this profession is one of the largest and most visible professions in society and recognition of the extreme demands and pressures which teachers often confront.This study examined the burnout and factors relating to levels of job burnout with Maslach &Jackson MBI(1993) in a sample of 190 middle school teachers at Chongqing and Sichuan 4 middle schools.The results showed that:(1) the middle school teacher's burnout is not serious on the whole.(2) these teachers with 6-10 years job experience recorded significantly higher scores on the MBI than others.(3) the title of professional post is the important factor related to the levels of job burnout(4) gender,whether the school is important,and whether he is the class in charge don't effect the score of burnout significantly.

Key words: middle school teacher, job burnout, emotional exhaustion, depersonality, efficacy