Have you gone through our McMillan Marathon Training Plan once, twice or maybe even three times? Now we have our latest version 2.0 Marathon Training Plan. Starting you out at bit higher volume and progressing through new workouts McMillan Certified Workouts. Quick Facts: -Length: 10-16 weeks -Runs per week: 4 -Key/Hard Workouts per week: 1 -Cross-training days per week: 1-2 -Garmin Structured Workout Compatible -McMillan Calculator paces integrated into all workouts Weekly mileage = 20-35 ...