Good grief, it isn't just America, although we do have our very special brand of sexual hysteria.
Just look at India, where whats his name was just made into a criminal for affectionately kissing a woman in public! Disapproval is one thing, but wanting to arrest someone and throw them in jail for a kiss?
In the middle east women walk around in tents (in that heat, no less) to protect men from having an "impure thoughts".