Conclusion abnormal changes of weight index before and during pregnancy is an important contributory factor to complications in pregnancy and abnormal weight for neonates.

结论异常的孕前及孕期体重指数变化是孕期并发症和新生儿体重异常的重要影响因素。

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As body weight increased, abnormal thickening of the heart muscle became more and more common.

科学家对他们进行各种各样的测试，来观察其心脏的结构和功能变化。 研究结果显示，随着体重的增加，心肌变厚的几率也越来越大。

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In fall of 1998, a researcher in Britain announced that rats fed using transgenic potato have developed abnormal organs, reduced weight, and lower immune system.

1998年秋，英国一位科研人员公布了他的实验结果：用转基因马铃薯饲养大鼠，引起大鼠器官生长异常、体重减轻、免疫系统遭到破坏。

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Two years after her wedding and still not pregnant, the 26-year-old visited a gynecologist, who diagnosed her with polycystic ovary syndrome, an endocrine disorder that can cause women to stop ovulating, gain unusual weight, develop irregular periods or skin problems and grow abnormal facial and body hair.

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