Is It More Rare to Have a Girl? Understanding Birth Gender Ratios
Discover why having a girl is not more rare and learn about global birth gender ratios and their slight male bias.
Published
Video transcript
No, it is not more rare to have a girl. The probability of giving birth to a girl or a boy is almost equal, though there is a slight male bias. The global birth ratio is about 105 boys for every 100 girls.
Questions and answers
Is it more common to have a boy or a girl?
It is slightly more common to have a boy, with about 105 boys born for every 100 girls globally.
What determines the sex of a baby?
The sex of a baby is determined by the chromosomes contributed by the parents, specifically the X or Y chromosome from the father.
Can parents influence the gender of their baby?
While some methods claim to influence gender, scientifically there is no guaranteed natural way to choose the baby's sex.