Training Residules Aren't Sustainable

Lydiard: Athletes get really good fast and then they burnt out hard. He says the retraining residules aren't sustainable. And this is where lydiard had the aha moment, whirh was like if we improve the arobic efficacy of the syst then when we do hit the hill, bounding to work on stride length. The train residuals are more favorable for athletes who don't burn out. Lydiard: This is what stampole understood with bannisteri stambill just ran twos and four hundreds every day but as he saw later, get burnt out.