Steve, thanks for the input. I'll check out that website. As it stands, most of my calories come from fat/proteins rather than carbs. I try to get about 1600 cals in a day (that will go up shortly) and keep about 65/5/30% for fat/carbs/pro. I'm hoping the speed work will help with weight loss.

Janice, I think you'll find you run much better without all the "dough." I never thought that could be true but it is. I don't hit walls. I don't get very tired. It's just amazing. Now, if I could figure out the right combo to get off these stubborn lbs....