Background: Postpartum hemorrhage considers one of the most urgent obstetrical complications related to the
vaginal and cesarean section delivery as a result of the third stage of labor. Bleeding is the main cause of maternal death
in Africa and Asia. Aim: The current study aimed evaluate the effect of educational sessions about prevention of
postpartum hemorrhage on maternity nurses' skills. Design: A quasi experimental (pre- & post test) research design was
utilized. Subjects: A convenient sample of 71 maternity nurse's. Setting: the study was conducted at labor
departments and postpartum wards of obstetrics and gynecology departments at Mansoura University Hospitals in
Dakahlia Governorate. Tools: A structured interview questionnaire and observational checklist. Results: the study
showed that there was highly statistically significant improvement post implementation of the educational sessions
compared to pre implementation regarding total practical skills to prevent postpartum hemorrhage. This study concluded
that maternity nurses' of Mansoura University Hospitals had unsatisfactory level of clinical practices about prevention of
postpartum hemorrhage. Recommendation: develop planned in-service training programs to improve maternity nurses
'skills related to prevention of postpartum hemorrhage.