Returning soldier effect
Phenomenon in human reproduction
Returning soldier effect
The returning soldier effect is an observed phenomenon where more boys are born relative to the number of girls after periods of war. The effect is one of many factors influencing human sex ratio. It was especially noticeable worldwide during and following the World Wars. It was first identified before the invention of modern methods to discern the sex of the baby before birth.
Read on Wikipedia · Image Office for Health Improvement and Disparities using data sourced from Office for National Statistics, National Records of Scotland and Northern Ireland Statistics and Research Agency., OGL 3
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