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Global fertility statistics
Average age of fathers in the United States: Paternal age trends in the latest data (2026)
Is there really a male fertility crisis?
2022 study confirms male fertility is still declining — and the decline may be accelerating
Racial disparities in fertility health
Fertility in Kenya: A falling birth rate, shifting demographics, and allocation of government resources
Fertility in Spain: The “go-to” country for fertility treatments
Fertility in Egypt: A country of 100M
Fertility in South Korea: On “loner culture” and the “birth strike”
Fertility in the USA: The impact of prescription medication
Fertility in Germany: The lowest birthrate in the world
Parental age on the rise in US cities
Fertility in Brazil: Is Zika a risk?
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