This research aims to study the psychological immunity of medical staff in Aleppo – Syria. It investigates the differences in psychological immunity according to some demographic variables, such as gender, hospital type and years of service. The sample of (130) resident doctors and nurses is taken in an intentional method from hospitals in Aleppo and uses psychological immunity scale designed by the researcher. The descriptive analytical approach is used to answer the research question. The data is collected and analyzed statistically based on (SPSS) and the results are as follows: There are low levels of psychological immunity among the medical staff in the city of Aleppo. There are no statistically significant differences in psychological immunity attributed to gender, but there are statistically significant differences in psychological immunity attributed to hospital type in favor of private hospital, and there are statistically significant differences in psychological immunity attributed to years of service in favor of more than 15 years.

Index Terms- psychological immunity, medical staff, Aleppo.