The Importance of Tempo in FTP Workouts

The extra carb burn that you can't quite get to it aerobically, so it gets sent out as lactate. And lactate is used as a fuel by other tissues in your body like your brain, your heart, and your liver. So the moral of the story here is that if you ride too hard for the first one, you're not going to be able to go hard enough to adapt the right way for your second and third intervalsif you're doing three by 20. Yeah. Oh, and another thing is that compare this to the actual physiological process they're trying to measure. They're trying to get a handle on what you can maximally burn just aerobically