Background: Dysmenorrhea and Premenstrual syndrome (PMS) are common problems among
females. They affect many aspects of their daily activities, improper performance in college, and
college absences. Objectives: to assess impact of dysmenorrhea and PMS on academic
performance and to identify the association between dysmenorrhea and body mass index (BMI).
Method: This cross sectional study included 175 female students attending Benha faculty of
Medicine between September 2022 to January 2023. Data was collected using a convenience
sampling method through a self-administered online questionnaire which was composed of
questions about menstruation and its characteristics, effects of menstruation on academic
performance and its association with BMI, premenstrual syndrome and its impacts. Results:this
study showed that 90.3% of participants suffer from dysmenorrhea, most of students (57.7%) had
severe dysmenorrhea. There was statistically significant positive correlation between severity of
dysmenorrhea and reduction of academic performance (P=0.004), reduction of social life activities
/hobbies (P