Last year, when I ran the marathon relay I had been training with Kingsley swim team. And even though they didn't do much running, they did a lot of core exercises. I think in these last Three weeks I will start to do some of those again.
This is a diagram of an exercise called six inches. In this exercise you have to lift your legs up 6 inches and hold it for at least a minute. We did this every day at Kingsley. And it REALLY helps. I builds a strong core
