Our Sub 3 Hours 30mins Marathon - 20 week training plan is designed to give you the best chance of breaking 3 hours 30mins for the marathon whilst enjoying the training process. This plan consists of: - 4-5 runs per week - 2 to 3 additional sessions including strength, core, stretching & mobility - Running activities are set in miles - Paces targeting specifically a sub 3 hour 30mins marathon - Optional races included in the plan - The long run starts at 6miles For every run in the plan we ...