Background & Objective: Studying the epidemiology and impact of headache can help improve patient care, estimation of burden of disease and classification systems. Migraine is common worldwide and has a geographically variable prevalence in the world. Moreover, its peak of incidence is the age of 20-30. The aim of this study was to determine the prevalence of migraine among the medical students in order to plan for future health interferences.

 Methods: In this cross-sectional study 631 students filled out a questionnaire designed according to the criteria of the international headache society. The data were analyzed using SPSS software (release 12) and descriptive statistics.�

 Results: 76.6% of the subjects were female and 23.4% of them were male. The females were 20.6 and males were 21.4 years old on average. The total prevalence of migraine was 7.3% (1.6% with aura, 5.4% without aura and 0.3% with both of them). Moreover, females, single subjects and students of medicine, except the migraine with aura that was more prevalent among students of associate degrees. A positive family history of headache was found in 45.6% of the students. 65.2% of those suffering from migraine had not referred to a physician and were unaware of their headache.

 Conclusions: Compared to similar researches there is a low prevalence of migraine among the students but most of the students do not take measures to cape with and treat them in the proper manner. This requires necessary health interferences.�

 Background & Objectives: Postpartum depression, as a mental disorder, is seen in some women and can threaten their mental health as well as their infants. At least 7% of mothers suffer from this problem after parturition. Studies indicate that many variables are associated with this disorder during and after the gestation period. The aim of this study was to achieve the rate of postpartum depression and its relevant variables among women who referred to the parturition ward of Buali and Emam Hossein hospitals in Tehran.

 Methods: In this cross-sectional descriptive study a questionnaire construced by researchers as well as Beck 21- item depression inventory were used to collect the data. The subjects (100 cases) responded to the questions individually in the hospitals. According to the type of variables, X² nonparametric test was used in the data analysis.

 Results: The results of this study indicated that 17% of the subjects were suffering from moderate and severe depression and among the 14 predictive variables of the postpartum depression four variables, namely, matrimonial dissatisfaction, unwanted gestation, unemployment and low economical status of family have significant relationship with the postpartum depression.

 Conclusion: In comparison with the previous studies, the prevalence of postpartum depression is in higher level therefore, it is necessary to increase the information of parturition ward staff about this disorder and inform them to refer any cases of depression to the counseling centers.