This half-marathon training plan (up to 16 weeks long) is built on a 10-day cycle instead of the usual 7-day (weekly) cycle. A 10-day cycle works really well for older runners who need more recovery time between workouts/long runs as well as for athletes have alternative work/life schedules to the traditional work week. This Half-Marathon training plan has all the best workouts I've used over the years to help runners get ready to run your best for 13.1 miles. You'll perform several types of ...