AIMS:It was decided to investigate the effect of noise pollution on the body weight, genital organ weights, and also on sperm parameters.SETTING AND DESIGN:It is a prospective study designed in vitro.MATERIALS AND METHODS:A total 20 adult male wistar rats were used in this study. All rats were divided into 2 equal groups (n = 10): (1) control group and (2) experimental group. Animals of the experimental group were exposed to noise for 50 days with an intensity of 90-120 db and frequency of 300 - 350 Hz for 12 hours daily. After 50 days, at first, body weights of all animals were recorded, and then they were killed. The right epididymides were removed and also, sperm concentration and motility were determined. Each organ was weighed separately on an electronic balance.STATISTICAL ANALYSIS USED:Data are reported as mean ± SD and percentage. The statistical significance of difference between the control and experimental groups was determined by the unpaired t-test.RESULTS:The weights of the testes, epididymes, seminal vesicle, ventral prostate were found to be significantly decreased in rats exposed to noise pollution when compared with the weights of the same organs obtained from control group (P < 0.05). There was a statistical difference of P < 0.05 between the 2 groups in terms of sperm concentration.CONCLUSIONS:It is concluded that noise pollution has the bad effects on sperm concentration and motility; therefore, it is supposed that homes and places of working must be build far away of noisy of factories and other places with noise.

We aimed to find the prevalence and some factors relating with unwanted pregnancy. Methods. It was a cross-sectional study on 400 randomly pregnant women, who were referring to different health centers in Ahwaz city during 2010. Data was conducted based on questionnaire, and all the analysis was performed using SPSS (version 17) statistical analysis software. Results. The prevalence of unwanted pregnancy was 26%. The percentage of unwanted pregnancy in ages more than 35 years was approximately three times more than the intended pregnancy. There were significant relationship between unwanted pregnancy and some variables such as age, number of pregnancy, number of childbirth, education status, economic status, husband's occupation, and the relationship with the spouse and contraceptive methods (P < 0.0001). Conclusion. The prevalence of unwanted pregnancy was high. To prevent unwanted pregnancy using consultation services before planning to be pregnancy, it is necessary to identify the factors relating with unwanted pregnancy.

BackgroundOver 100 million women worldwide are using oral contraceptives pills (OCP) and mood changes were being as the primary reason for OCP discontinuation. The purpose of this study was to determine the prevalence and predicting factors of mood changes in oral contraceptive pills users.MethodsThis was a cross-sectional study of 500 women aged 15–49 years old using low dose (LD) pills attending family planning centers in Ahwaz, Iran. Data were collected via face-to-face interviews using a structured questionnaire including items on demographic, self-efficacy and mood change. Both univarate and multiple logistic regression analyses were performed to assess the relationship between reported mood change and the independent variables.ResultsIn all 406 women reported that they did experience OCP side effects. Of these, 37.7% of women (n =153) reported mood changes due to OCP use. The results of multiple logistic regression revealed that place of living (OR =2.57, 95% CI = 1.06-6.20, p =0.03), not receiving information on OCP side effects (OR =1.80, 95% CI = 1.15-2.80, p =0.009), and lower self-efficacy (OR = 0.87, 95% CI = 0.80-0.94, p =0.001) were significant predictors of mood changes.ConclusionThe findings from this study indicated that the prevalence of reported mood changes due to OCP use among Iranian women appeared to be consistent with other studies. In addition the findings showed that receiving information on OCP side effects from health care workers and self-efficacy were important predicting factors for mood changes. Indeed implementing educational programs and improving self-efficacy among women are recommended.

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