Because there is a lot of footwork involved, you tighten your stomach muscles. You're bending at the knee. Back erect, and that enables you to move your heels.

He stands erect by bending over the fallen. He rises by lifting others.

You really should be doing it on a wooden floor.

He stands erect by bending over the fallen. He rises by lifting others.

Where do you find a stomach on a Thursday afternoon in Reno? "Chinatown?" suggests someone. "Costco?" "Butcher Boys." Tracy pulls his phone from a pocket. "Hello, I'm from the university" - the catchall preamble for unorthodox inquiries.

He had grown so fast and so tall. We had to strengthen his stomach muscles. He hasn't had a problem since.