I have been away from my desk of late, as a recurred back spasm has made sitting in my fancy-schmancy ergonomic chair extremely painful, and has made getting up after sitting in my fancy-schmancy ergonomic chair even more painful. Back trouble is part of the human condition: our brains have out-evolved our spines, and, however much I enjoy having hands and opposable thumbs, my symptoms last week are par for the course for walking around erect ever since something inRead more