A new population-based observational cohort study involving more than 1.2 million live births highlights the increased risk of congenital anomalies with increasing degrees of maternal overweight and obesity. However, by only considering data on live-born infants, the full impact of maternal overweight and obesity on this aspect of reproductive and child health is underestimated.

中文翻译：

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肥胖：孕妇肥胖和先天性异常-风险和诊断

一项新的基于人口的观察队列研究涉及超过120万活产婴儿，突显了随着孕妇超重和肥胖程度的增加，先天性异常的风险增加。但是，仅考虑活产婴儿的数据，就低估了母亲超重和肥胖对生殖健康和儿童健康的全面影响。