Marathon Training Phases
[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 volume mostly easy miles)."] Credit: @bibwearingdad By Dr. Jack Daniels The answer to this depends on what running has been [...]