The Music race series is the world’s largest running series, known for lining the routes of their races with live bands, cheerleaders, and themed water stations. This plan is built to accommodate hilly or flat race courses so you can be prepared for anything your race puts in front of you. This Level 5 Half-Marathon training plan (up to 16 weeks long) built for the Speedster runner type has all the best workouts I've used over the years to help runners get ready to run your best for 13.1 ...