Running on empty

Yesterday I made the decision to go to the gym at night. I teach until 6:45pm, and I promised myself that I would go after class. And, I did. It was, however, a rough run. I did my six minute intervals, but, at one point, I needed 3.5 minute walking break. My legs were still heavy from the day before, so I decided to cut myself some slack with the extended walk. Today I had my yoga/pilates class, and it felt great to stretch out all the soreness. I'm pooped today. The couch is calling. Must go...