Tuesday, January 3, 2012

Running Economy

The following are briefs highlights of research by Stephen McGregor, PhD in Exercise Physiology, which were published in the novel IronWar by Matt Fitzgerald.

“There is no such thing as correct running form... Within the population of trained runners, there is a lot of variety... There is great variety in the structure of runners’ bodies... Making conscious changes to one’s natural stride actually reduces efficiency... The refinement of running form must be left to unfold through unconscious trial and error... Runners who train in groups and runners that train at relatively high intensity have better strides than runners who train at lower intensities. They are forced to maximize their individual running economy.”

Interesting comments. I have heard Brett Sutton say the same thing, but he never explained why he doesn't focus on technique. From my point of view, it's not to say one shouldn't do drills to improve their technique. I believe the research is saying that consciously trying to swim, bike, or run like another athlete will actually make you slower. Everyone has their own perfect form that they must discover through unconscious trial and error. Performing drills is that unconscious trial and error. Swimming with one arm or with fists closed forces athletes to be efficient. Cycling with one leg or with a faster cadence forces athletes to be efficient. Running with faster athletes or up hills forces athletes to be more efficient. What doesn't seem to work is consciously trying to bend one's arm at the same angle as Michael Phelps or consciously keeping the same cadence as Caitlin Snow. Therefore, I believe the recommendations would be to incorporate group training opportunities, add hill workouts, increase training frequency, and try tools such as swim paddles or minimalist shoes to unconsciously find one's natural form.

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