Background: The permanent cessation of menstrual periods in menopause causes a decline in estrogen levels and increased oxidative stress. Both of these factors lead to menopausal symptoms, cardiovascular diseases and osteoporosis in the postmenopausal females that negatively affect the quality of their lives. Antioxidant properties of Nigella sativa are due to its natural ingredient “thymoquinone” and have been studied in various animal and human studies. This study was done to determine beneficial effect of nigella sativa. Material and Methods: Thirty postmenopausal females were recruited in the study after taking consent. Nigella sativa was administered at a dose of 1g/day for 2 months after breakfast. Blood sample was taken for pre and post treatment glutathione (GSH) estimation. The SPSS version 21 was used to analyze the data. Paired t- test was applied. P value of< 0.05 was considered significant.Results: Regarding the effect of the Nigella sativa on oxidative stress, result indicated a highly significant increase from baseline (p<0.0001) after 8 weeks’ consumption of Nigella sativa. The effect size was calculated both for biochemical parameter GSH and general parameter like weight and BMI. The result of the effect size calculation showed larger effect size for GSH levels (3.9) and moderate sized effect for weight and BMI.Conclusion: Nigella Sativa showed beneficial antioxidant effects in post-menopausal females and might be responsible for a better quality of life in these women.
Introduction: Menopause is the permanent cessation of menses, typically occurs in women of 45-55 years. Menopause is associated with a number of somatic, psychological and sexual symptoms due to decline in estradiol levels resulting in poor quality of life of postmenopausal females. Aims & Objectives: The purpose of the current study was to determine the effect of Nigella sativa on menopausal symptoms and estradiol levels in postmenopausal females. Place and duration of study: Department of Physiology PGMI, Lahore for 8 weeks. Material & Methods: It was an interventional study conducted on 30 postmenopausal females. Nigella sativa was administered in the dose of 1g/day after breakfast for a period of 8 weeks. Menopausal Rating Scale (MRS) was filled and blood sample was taken before and after giving Nigella sativa for estradiol and testosterone levels. Data was analyzed by paired t-test using SPSS-21 and p- value less than 0.05 was considered significant. Results: The result of the study showed that there was statistically significant reduction in the overall score of MRS (p = 0.001) and in all its domains, somatic (p=0.001), psychological (p=0.001) and urogenital (p=0.017). There was also significant improvement in blood estradiol level after 8 weeks of Nigella sativa administration (p= 0.021). Conclusion: Nigella sativa supplementation increases estradiol level and decreases menopausal symptoms severity as indicted by significant reduction in the 3 domains of MRS and may be used by postmenopausal females on regular basis to improve their quality of life.
Objective: This study aims to find out the preferred mode of study for undergraduate Physiology students and effect of learning style preferences on academic achievements. Study Design: Cross Sectional, Descriptive study. Setting: Fatima Jinnah Medical University, Lahore. Period: December 2018 to June 19. Material & Methods: Total 170 undergraduate’s 2nd year MBBS Physiology students were included. The VARK questionnaire (Version 7.1) designed by Fleming was administered to 170 students after taking consent. This questionnaire is a valid tool to assess the learning style preferences of students. It consists of 16 questions having four options each and a scoring chart at the end, for the students to calculate their own scores. The aggregate percentage of periodic assessments throughout the academic year was defined as academic achievement. It was matched with their learning style preferences. A relationship between the learning style preferences and academic achievement was studied. Data was analyzed by using SPSS version 23.0. Results: Out of a total of 170 students, 73 (43%) preferred kinesthetic while 51(30%) preferred aural mode of learning. However, no association between learning style preferences and academic achievements could be found. Conclusion: The study concluded that the most preferred learning style among the M.B.B.S 2nd year Physiology students was kinesthetic. No significant association was found between the learning style preferences and academic achievement. Teaching modalities can be improved and incorporated according to students’ preferences.
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