It is likely the moral injunction against anal sex arose from these medical realities. But it should also be noted that these conditions apply for ALL anal sex, whether between two males or a male and a female. While the only kind of intercourse between two males is anal, it is also possible in heterosexual intercourse as well. I wonder if the author intends to criticize the practice of anal sex, or whether he equates it with homosexuality.
Dr. DeMarco writes reasons why anal sex may be a health hazard. His example of homosexual acts as opposed the heterosexual acts may be from a sheltered personal life.
He may not be on the mail list of Vivid's new video releases.
It just proves scientifically that there are rings around uranus