This plan is for the runner running 50-60 miles a week. You should come into this plan with at least 4 weeks of base week so you can handle 50 mile weeks. It is based on 6 runs a week. It never has more then 2 hard days a week as I believe in making sure you fully recover between each hard day. It would be easy to add or take away some mileage if you need to. Some Terms to know for paces: Half Marathon Pace- Goal your aiming for Marathon Pace- 20-25 seconds slower then Half Pace if you ...