Dnia 2008-01-22 Elflord napisa³(a):
On 2008-01-22, Andrzej Rosa wrote:

That would be liver alone, AFAIR. Most of glycogen is stored in muscles
and it takes a while to burn it all.

I don't think so. We enough to cover about 2hrs of hard running -- that's
a bit over 2000 calories. That's where the "hitting the wall" theory came
from -- you don't have enough glycogen to run a marathon without using some
fat.

That 2 hours of hard running rings true, so it may be that I mixed the
numbers (that is miligrams with calories).

[...]
I'm missing context too, so it could be that I write about unrelated
topic. Anyway, we have more than 400mg of glycogen and fat is bad fuel
for intense aerobic activity. Your body will use it, if it has no

If you're doing the exercise for any purpose besides competing in endurance
events, I'd agree.

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.

[...]
--
Andrzej Rosa 1127R