This plan was designed for runners who want to break 4:00 in the half-marathon. It is geared for runners have averaged 20 miles per week or more for at least six months and who want to develop speed over a longer distance. Each week features one or two days of rest and five or six days of running. That includes tempo, intervals, Yasso 800’s and long runs, which start at 8 miles and peak at 14 miles.
Total distance: 273