Objective: Clear psychological therapy on bronchial asthmamorbidity effects.Methods: We selected 20 cases of bronchial asthma were randomly divided into two groups, were paired test, in the use of drug therapy on the basis of receiving and not receiving psychiatric treatment, and to record every patients onset times, used statistical methods to compare results. Results: The observation group compared with the control group with significant difference (P<0.01).Conclusion: Psychological therapy on bronchial asthma morbidity hasasignificant effect.