US EditionA Study Found Families With 3 Or More Kids Are More Likely To Have All Boys Or All Girls
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It is commonly believed that the sex of a child depends on the sperm, that is, whether they carry an X or Y chromosome. However, researchers from Harvard University have discovered a connection between the mother's age and the likelihood of having children of the same sex.
A Study Found Families With 3 Or More Kids Are More Likely To Have All Boys Or All Girls
Asiaselects/Asia Selects/Getty ImagesWhen I was a kid, I had this friend who was the fourth of what would ultimately be eight brothers. Just about every year or so, his mom would get pregnant and every year — boom — another brother. Now, common knowledge tells us that a baby’s sex is basically a 50/50 chance for a boy or a girl, but a new study from Harvard suggests, actually, strict statistics may take a back seat for “boy moms” and “girl moms.…
The age of the mother can affect the sex of the children. After a certain age, there is a higher chance of having boys or girls.
A study by Harvard University, conducted on 58,007 children, concluded that genetics are among the factors and that their couples have children born before this...
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