VDOT O2 App & Community Updates

Marathon Training Phases

By | November 26th, 2019|Categories: Training Talk|Tags: |

[Editor's Note: Thanks to Coach Jim Partridge for submitting a question for Jack. Q: "In early marathon training, like 5 months before, which is better to focus on? VO2Max or Lactate Threshold work? (assuming ~50mpw [...]