Do it in the Butt 
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As I mentioned last week the amount of tension surrounding anal sex is probably directly proportionate to the amount of tension stored up in America’s collective butt hole muscles. Our culture has conditioned us since infancy not to play with our assholes and to clench them tight when we feel sensation in our nether regions. And we clench tighter and deeper when we are stressed. In fact, there’s a direct correlation between political conservatism and anal retentive personalities (e.g., tight asses). Ever run into conservatives who are adamant that the Bible or the Constitution can only be interpreted literally? Also children raised by strict conservative parents who favor physical beatings as a parenting tool, often develop anal-stage complexes.
Anyway, No wonder anal sex is difficult and no wonder it’s hard for some to think of the butt hole as sexy. However, more and more people are discovering that anal pleasure can be amazing, and are embracing it as part of their sexual ritual.
There are many advantages to anal sex. For one, there are a ton of nerve endings surrounding the anus -- far more than there are around the vagina. As one former mentor put it, “If the vaginal opening had as many nerve endings as the anus, no woman in her right mind would give birth.” What all those nerves signify is that there exists opportunities for sensational pure pleasure. In addition, if you learn how to work your anal muscles, there are some medical advantages:
