Many couples desire to conceive baby boys, although no guaranteed methods exist outside of in vitro fertilization. Current statistics show a higher male birth rate in the US. Various tactics have been tried, such as timing intercourse close to ovulation or dietary changes. Hannah Fry highlights a historical trend of increased male births following World Wars, suggesting that healthier soldiers affect childbirth patterns. Theories like the Trivers-Willard hypothesis explore these changes, implying a complex interplay between timing, health, and societal factors in determining birth gender.
The chances of a woman conceiving a male or female child actually very subtly changes depending on when intercourse occurs in relation to ovulation.
British mathematician Hannah Fry highlighted a historical spike in male births post-World Wars, tied to healthier returning soldiers and fertility patterns.
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