This schedule is featured in the book, Relentless Forward Progress. I did not create it. I only use it for my personal training regimen.
Btw, I love the book and every ultramarathon runner should own this book!
Check out my new Facebook group for ultra-runners who weigh over 200lbs, otherwise known as Clydesdales! Find fellow husky runner’s weight-specific gear recommendations, injury mitigation strategies, fueling options, and more!