Jeff and I started P90X a week ago (well, a week for me, two for him).  Oh god.  I'm so damn sore.  If this doesn't kick my ass into shape, nothing will.  It's definitely something.  12 different workout DVD's, doing a specific one a day, for 13 weeks.  This is not for someone who is incredibly overweight and out of shape.

It hurts to walk.  Not