[science] Bros before hoes: "adult males usually elevate testosterone when interacting with adult women who are potential mates, but in a striking reversal, they have lower testosterone if the woman is a conjugal partner of a close friend" User telnet_reddit_80, in the The Red Pill subreddit, 26 Mar 2013
Hormonal mechanisms for regulation of aggression in human coalitions: "adult males usually elevate testosterone when interacting with adult women who are potential mates, but in a striking reversal, they have lower testosterone if the woman is a conjugal partner of a close friend" User telnet_reddit_80, in the Reddit Science subreddit, 25 Mar 2013