Prediction of academic achievement based on learning strategies and outcome expectations among medical students.

Background: One of the most important indicators of the effectiveness of teaching can be the academic achievement of learners, which can be influenced by different factors such as learning methods and individual motivations. The purpose of this study was to determine the ability of predicting academic achievement based on learning motivation strategies and outcome expectations based on a theoretical model.

Methods: This descriptive-analytic study was conducted with the participation of 380 male and female students of nine faculties of medical sciences of Shahid Beheshti University of Tehran.

[Salvia officinalis Reduces the Severity of the Premenstrual Syndrome].

Background: This study aims to investigate the effects of Salvia officinalis on the severity of the premenstrual syndrome (PMS).

Methods: This was a triple-blinded randomized clinical trial on 90 college students in Tehran, Iran. The participants were randomly divided into 2 groups who were treated with 500-mg Salvia officinalis capsules or placebo once a day for 2 consecutive months.

Effect of Hydroalcoholic Extract of Capsella bursa pastoris on Early Postpartum Hemorrhage: A Clinical Trial Study.

Objectives: Postpartum hemorrhage (PPH) is one of three main causes of maternal mortality and a life-threatening condition throughout the world. PPH can have irreversible complications for the mother even if it does not lead to death. This study was conducted to determine the effect of hydroalcoholic extract of Capsella bursa pastoris on early PPH.

Prevalence of Sleep Disorders Among Children 4 - 6 Years Old in Tehran Province, Iran.

Background: Sleep patterns may change over a person's lifetime; however, the quantity and quality of sleep always depend on individual factors such as age, sex, and psychological and environmental factors. In children, sleep is as important as development. Quantitative sleep problems related to sleep onset and qualitative sleep disorders such as frequent awakenings may lead to insufficient sleep.

Comparison of Sexual Dysfunction in Women Using Depo-Medroxyprogesterone Acetate (DMPA) and Cyclofem.

Background: Sexual affairs are one of the physiological needs affecting human health. Sexual functioning disorders can reduce individual's capabilities and creativities. Sexual relations are in the center of women's quality of life.

Domestic violence in Iranian infertile women.

Background: Millions of men and women suffer from infertility worldwide. In many cultures, infertile women are at risk of social and emotional problems. Infertility may affect the public health in many countries.