The Importance of Focused Aerobic Training

"It's a logical fallacy, I think, to look at somebody who's like winning the Tour de France and look at all the, you know, easier rides that they do," he says. "You've got a couple different aerobic physiologic systems that you can kind of focus on." It's not how many zone two miles have you had; it's how many things have made you aerobically stronger,. So for a season and for a lifetime, it's the same idea to me".