Sub 4 Hour Marathon Training Program

The sub 4 hour marathon training program was specifically built for runners seeking to break the 4 hour marathon barrier. Infused within this 100+ page ebook is in-depth tips and tricks runners from the around the world can use to maximize their ability, run faster and get under the barrier. Created by 2:19 marathoner, founder of rundreamachieve.com and former member of the United States Army World Class Athlete Program, Nathan Pennington, the 4 hour marathon blueprint was created to get runners results. Downloadable in PDF format for ease of use.