Quick Facts: -Length: 8-12 weeks -Runs per week: 4-6 -Key/Hard Workouts per week: 1-2 -Cross-training days per week: 1-2 -Garmin Structured Workout Compatible -McMillan Calculator paces integrated into all workouts -Geared towards the Combo type of runner Plan includes: -All the best tried and true McMillan marathon workouts geared towards combo runners -Builds fitness in a gradual, yet progressive way to help you stay injury-free -Goal pace predictor workouts to dial in your goal pace ...