Our Sub 3 Hours 15mins Marathon - 16 week training plan is designed to give you the best chance of breaking 3 hours 15mins for the marathon whilst enjoying the training process. This plan consists of: - 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 15mins marathon - Optional races included in the plan - The long run starts at 12miles For every run in the plan we ...