Premenstrual Syndrom(PMS) is a disorder characterized by a set of hormonal changes that trigger disruptive symptoms in a significant number of women .Infact, out of the estimated 40 million sufferers, more than five million require medical treatment. Purposes of this study were to:(a)assess Egyptian women's physical, psychological, and behavioral symptoms associated with premenstrual cycle and, (b )explore the relation between these symptomatology and A selected sociodemographic variables .A descriptive-correlation design was utilized to study the phenomenon under investigation. The study sample was convenient in nature and included 492 women. Moos Menstrual Distress Questionnaire (MDQ), and sociodemographic and obestatric history. Data Form were used to collect data pertinent to the study. The results of the study evidenced that PMS was experienced almost by all the studied sample, the physical symptoms earned the highest level this was followed by psychological and behavioural symptoms respectively. The most common physical complaints were muscles weakness, tachycardia, nausea and vomiting. Mood changes, depression, and anxiety, on the other hand were the most common psychological symptoms. The majority of women also complained of behavioral changes mainly in form of less performance of their work and incorrect judgment. Statistical analysis revealed a significant relation between women's age, level of education, marital status and use of hormonal contraceptives with the premenstrual symptoms. The study implicated the importance of threading PMS throuth women's health programes perssicly reproductive health. Further research on the impact of cultural values and beliefs on pain perception was highly recommended.