A questionnaire about sub-health self-evaluation was conducted among 416 college teachers in Hunan.According to investigation results,we analyse the status quo and its psychological causes,and how to do Psychological intervention.The results show,64.2% under slight sub-heath condition,18.3% middle and 6% serious.The results indicated that the chief resason is too much work pressure,it's easy leading to bad mood,anxious,and poor sleep,etc.To conduct Psychological Intervention among them,it takes the general investigation,enhances the education ...