This Half-Marathon Version 2 plan is design for someone who as gone through our original training plan once/twice/or a few times. You will begin with a bit longer long runs and workouts will begin a bit earlier than the original Half-Marathon plan. This Half-Marathon training plan (up to 16 weeks long) 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 workouts from stamina workouts to speed workouts to ...