If the race is 99 % aerobic , relies primarily on aerobic threshold , is a challenge to your muscular endurance .
If the race is 99 % aerobic , requires energy conservation , how do 400 meter , 800 meter or even mile repeats help with this ?
If the race is 99 % aerobic , relies primarily on aerobic threshold , is a challenge to your muscular endurance and requires energy conservation , how do 400 meter , 800 meter or even mile repeats help with this ?