Birth statistics in the UK show slightly more boys are born than girls.

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The program was developed in response to the shocking infant mortality statistics in the United States, as well as to prevent low birth weight and premature babies.

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At the same time, statistics about the odds of needing medical assistance or on complications like tearing during a vaginal birth are frequently not talked about.

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Once factors such as spinsterhood and early hysterectomy were eliminated from the statistics, it became clear that the centenarians were three times more likely to have given birth to at least one child in their 40s than those who had then gone on to live only an average lifespan.

ECONOMIST: Ageing