اثر هشت هفته تمرين در آب بر تركيب بدن، سطوح چربي هاي خون و هورمون هاي تيروئيدي در زنان باردار

Introduction: Recent evidence suggests that water exercise may play an important role in promoting healthier behaviors and reducing psychological stress during pregnancy. This study was conducted with the aim of eva‎luating the effect of eight weeks of aquatic exercise on body composition, levels of blood lipids and thyroid hormones in pregnant women. Methodology: This study is a randomized controlled clinical trial. The statistical population included all pregnant women at 20-34 weeks who referred to the indoor swimming pool of Isfahan University in 1402. 30 pregnant women were voluntarily selected and then randomly divided into two groups: training (n=15) and control (n=15). The exercise program consisted of mixed exercises in water, three sessions a week, 45-60 minutes for 8 weeks. Body composition variables (height and weight, body mass index, body fat percentage and fat free mass), levels blood lipids and thyroid hormones were measured before and after the intervention period. The data was analyzed using covariance analysis at a significance level of less than 0.05 using SPSS software. Findings: After 8 weeks of intervention, a significant decrease in body fat percentage, low-density lipoprotein and very low-density lipoprotein, triglyceride, thyroid hormones and a significant increase in lean mass and high-density lipoprotein in the training group were observed compared to the control group. (P<0.05). However, there was no significant difference in weight variables, body mass index and cholesterol levels between the two groups after 8 weeks of intervention (P<0.05). Conclusion: The results of the present study showed that regular participation in combined water-based sports activities is effective in improving body composition, blood fats and thyroid hormones in pregnant women. Therefore, exercise in water can be a suitable alternative for this group of people due to the removal of weight bearing effects.

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