The struggle for balance

In my exuberant embrace of all things Nia, I have been neglecting my yoga practice.  This morning, I woke up with the hunger in every joint and thought I might go to a class at the Y, but the roads are too icy.   I unrolled my mat in the living room, and just ran through some sun salutations, some sitting poses, some twists, and some joint-specific asanas given to me by a yoga-physical therapist for my tight shoulders and arms.   I spent maybe 20 minutes at it, and my whole body is breathing ...