On 2008-01-22, Andrzej Rosa wrote:

And endurance events, which take more than 2000 cal to finish. Most of
them is way shorter. Even ten miles run should be safely within the
limits of our glycogen stores.

That's largely true -- runners in shorter distances generally aren't concerned
with energy depletion the way marathoners are. They are concerned with maintaining
low blood lactate levels at a given pace, which in many ways is similar, though
not quite the same thing.

Cheers,
--
Elflord