Famillies’ thoughts and the expression of the feelings chronic illness are not always in proportion to the severity of the illness itself. The aim of this study is to examine the childrens and their mothers knowledge and thoughts about the severity of bronchial asthma. The relationship of bronchial asthma and the psychological states of the children and their mothers is also examined. CDI and SCL- 90- R are applied to 29 7- 12 years old children and their mothers who applied to Marmara University Pediatric Chest Diseases Outpatient Clinic during June 93- January 94. The results reveal that the mothers positive symptom levels rise significantly as the severity of bronchial asthma increase