Monthly Archives: September 2012

Sprint Metabolism Myth — and coining a new term — Anaerobic Fatigue

Peter Weyand and Matthew Bundle recently published their research paper entitled “Sprint Exercise Performance: Does Metabolic Power Matter?” which calls into question how we look at sprinting metabolism.  Their conclusions immediately make a lot of sprinting books, articles and websites out-of-date.

So what exactly does “Does Metabolic Power Matter?” mean?  Well, first it means  all those charts and descriptions that describe how your body “fuels” the sprints are wrong.  Here’s a few links that need updating:

http://en.wikipedia.org/wiki/Energy_systems

http://www.athletesacceleration.com/sprinttrainingenergysystems.html

http://www.bodybuilding.com/fun/sprint-vs-marathon-energy-demands.htm

http://www.brianmac.co.uk/energy.htm

and the list goes on and on…

All of these articles are based on the old theory that the body’s ability to maintain sprinting velocity is controlled by anaerobic fuel limitations.  And that old theory is dead wrong. Continue reading

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Categories: Coaching, Sprinting | 4 Comments