News-medical.net 12/22/2014
“… Impending fatherhood can lower two hormones–testosterone and estradiol–for men, even before their babies are born, a new University of Michigan study found. Other studies indicate that men’s hormones change once they become fathers, and there is some evidence that this is a function of a decline after the child’s birth. …”
Read the entire article: http://www.news-medical.net/news/20141218/Even-men-undergo-hormonal-changes-on-way-to-fatherhood-study-finds.aspx