Old man Dave writes to me about his back problems:
The spine. I want to know about the spine. I know you are not that kind of PHD but still……. I’ve had back problems most of my adult life. It seems to me if we were “intelligently” designed that we might have a more efficient, and less troubling, method of uprightedness…. given the way the spine is constucted isn’t it possible that we were not “made” to walk upright??
Well, the spine goes back a long time, Dave, long before you were busting yours trying to lift things with your back instead of your legs. (You know better, Dave!) There are…
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