Learning to run effectively and efficiently is a tough task for most runners. There are a blessed few who run efficiently, but most of the running population (including elite athletes) has to work on it. Changing running form is a long process that includes training muscles in a whole new way than most runners are used to. Here is an interesting article about it!
Running Faster and Easier Through Improved Economy and Biomechanics: A Kinesiological Analysis
© K. G. Harper, November 2006