An epiphany from my past Back in the late eighties my company brought in a chiropractor to give a lecture to interested employees about back pain and how to avoid it. I went to listen, and learned about proper sitting positions and the like: the way you sat at your computer, it turned out, was critical to keeping your spine in good shape. And then I noticed two things: first, the chairs we all had – luxurious, amply padded ones – were definitely not what this guy was advocating; and second, almost all the attendees already had lower back pain;.. Read more