You can’t, however, be afraid to back it back down by 20–30 percent the next week. By alternating your long runs back and forth between two distances you will be able to get more out of your body on that over-distance long run while not getting too close to the edge and going over.
How often do you go long? How far, how fast? @djritzenhein shares his long-run training structure and how he got there through years of different coaches, experiments and successes. https://t.co/FXWZqT97Yp