That’s a strong possibility, Jonathan. And the even deeper association between sex and dirt or uncleanliness. The idea that sex is something vaguely undesirable and entirely less than wholesome.
I don’t know if that’s what Paul really meant in some of his letters, but later Christianity certainly got strongly on board with the idea that sex is unhealthy.
Of course, one of the disadvantages of writing an advice column like this is that I don’t really know the people writing in. So, advising a little professional assistance and helping point out how to get it is probably about the best I can do.