Aerobic workout

It's back to work. No more play.  The daily grind.  So it began early-early in the gym but as I said yesterday, I have changed my workout for the next 6 weeks.  Today was simply aerobics.  It was 45 minutes of Elliptical and a 4.3 mile very easy run with the Shaner.  I have this horrible pain in my upper back which was hounding me since Sunday.  It's a little more concentrated today and therefore just a tad better but still hurts.  Amazingly, it goes away when I run. I just better keep those feet moving today, hadn't I? After [...]