They did tests by showing various types of porn to subjects who had already gone through questionaires to determine their sexual comfort zones. The result was that men who are the most homophobic are actually the ones most turned on by men having sex. Straight men who don’t feel anything special about gays aren’t really interested at all.
Now we know why the most anti-gay preachers and politicians tend to be caught with a male prostitute sooner or later.
When viewing lesbian sex and straight sex, both the homophobic and the non-homophobic men showed increased penis circumference. For gay male sex, however, only the homophobic men showed heightened penis arousal.
Heterosexual men with the most anti-gay attitudes, when asked, reported not being sexually aroused by gay male sex videos. But, their penises reported otherwise.
Homophobic men were the most sexually aroused by gay male sex acts.
via Homophobic Men Most Aroused by Gay Male Porn | Psychology Today.