Women aren’t the only ones who experience hormonal changes before having a baby. As it turns out, men also have some hormonal waves prior to becoming dads.
New research published in the American Journal of Human Biology looked at 29 couples expecting their first child. The researchers took salvia samples of the participants and measured their levels of the hormones testosterone, cortisol, estradiol, and progesterone. The couples’ hormones were measured at weeks 12, 20, 28, and 36 of pregnancy.
It’s long been proven that expectant women undergo hormonal changes, but less is known about the soon-to-be-papas. The new study shows that while women had increases in all four types of hormones, men had decreases in their testosterone and estradiol levels, but no significant changes in cortisol or progesterone.
It’s the first research to evidence that prenatal testosterone changes can occur in expectant fathers, though the changes are still small compared…
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