This marathon training plan is designed with the WORKING athelte in mind. Each week is built around 4 runs and 3 days off. This program starts at 25 miles per week and builds up to a maximum of 50 miles. The highlight of this program is the quality running included in the weekly long run. There is an 8 week build period leading up to your goal race that includes speedwork on the track and intensity-focused long runs. The weekly long run builds up to 22-24 miles. Happy running!!