I did laugh at this quote from the Lehrer article:
Chronic stress is another important risk factor for chronic pain. One back surgeon, who wished to remain anonymous for fear of offending his patients, said that he's seen several men develop lower back pain shortly after getting engaged. "Weddings are stressors," he says, "and that stress can exacerbate the experience of pain.
And that, of course, reminded me of this very funny video (thanks, Bob & Sara!):
If you can't see the video, you can find it here.