Is Glacogin Depletion a Limiting Factor in Performance?

There's a case to be made for that in terms of indurance performance and things like your taking partin things like ironman, marithon, et cetera. I know you and i sort of bantered about this on when we chatted on my pad cask,. The point at which glacogin depletion starts the impair performance seems to be t around maybe like forty % or something like that. But obviously it never totally runs to zero.