For the Intermediate to Advanced Athlete looking to run that 3:29:59 marathon. This 18 week plan with gradually build up your mileage, workout intensity and long runs to build the fitness necessary to achieve your goal. Plan includes workout paces and tips, as well as fueling reminders. Recommended for runners currently running one of the following times: 5k @ 21:00-22:30 10k @ 43:00-46:30 Half Marathon @ 1:37:00-1:44:00 Prerequisite: Should already be running around 30-35 miles per week ...