Premenstrual syndrome (PMS) is one of the most common disorders among women of reproductive age that can be seen in different intensities in 90-85% of women. PMS is approximately defined as the group of symptoms occurring only during the luteal phase of a woman's menstrual cycle, meaning that occurs 14 days before the menstrual period and decrease with the onset of the menstrual *1+. It is associated with physical, psychological and behavioral changes. PMS can affect menstruating women of any age and the effect is Background and objectives: Premenstrual syndrome includes recurrent, troublesome physical and emotional symptoms that develop 7-14 days before the onset of menstruation and subsides when menstruation occurs. This study aimed to assess adolescent student's knowledge and self-care practices toward premenstrual syndrome in intermediate and secondary schools at Kurdistan Region of Iraq. Methods: A descriptive study was carried out in primary and secondary schools in Erbil city from January 2018 to June 2018. Purposive (non-probability) sampling technique was used to target 200 adolescent students through in person interviews by a questionnaire. The clinical criterion of American College of Obstetricians and Gynecologists for Premenstrual syndrome was used. Data were presented using descriptive statistics in the form of frequencies, percentages, and Chi Square test. Results: The majority (72.5%) of adolescent students were between ages 13-16 years. The majority (75.5%) of students knew about symptoms of Premenstrual syndrome different from woman to woman or cycle to cycle, while most (63%) of school girls never practiced yoga to decrease Premenstrual syndrome symptoms. The results revealed that the majority of overall study sample, 60% had fair knowledge toward premenstrual syndrome. The assessment of student's mother is fair because majority (42%) of their mothers were illiterate, while most (71.5%) of subjects sometimes used self-care practices to manage or control symptoms of premenstrual syndrome. There was no significant association between levels of knowledge of students with self-care practices. Conclusions: Knowledge and self-care measures about premenstrual syndrome were insufficient among the adolescent school girls. Students are needing educational program to increase female awareness and practice about Premenstrual syndrome .

Background: Pre-menstrual syndrome are recurrent trouble with both physical and emotional symptoms that develop 7–14 days before the onset of menstruation and subsides when menstruation occurs. Methods: A quasi-experimental study was conducted in intermediate and secondary schools at Kurdistan region from 1st January 2018 to 15th January 2019, to identify the effectiveness of health educational program on adolescent student's knowledge and practices regarding premenstrual syndrome. A purposive sample of 200 students aged 13-20 years were selected. A questionnaire format was constructed. Two hundred students were interviewed to participate in the study and divided into two groups. Educational program was done for intervention group. Data analysis was done through the use of statistical package of social science, version 23. Results: The overall students' knowledge concerning premenstrual syndrome after implementation of educational intervention improved and the percentage increased from (24.1%) at pre-test to (56.3%) at post-test, while the percentage was not improved in comparison group. Conclusion: The results revealed the effectiveness of the program in improving the knowledge and practices of students in intervention group. The study recommends to Ministry of education have to put educational programs regarding premenstrual syndrome must be included in the curriculum of school.