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Archive for July 25, 2015

Spines of boys and girls differ at birth

Spines of boys and girls differ at birth

Looking at measurements of the vertebrae – the series of small bones that make up the spinal column – in newborn children, investigators at Children’s Hospital Los Angeles found that differences between the sexes are present at birth. Results of the study┬ásuggest that this difference is evolutionary, allowing the female spine to adapt to the fetal load during pregnancy.

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