The Joy and Utility of Multi-Pace Workouts

Most runners target a single intensity in all of their workouts. Either it’s an easy run or long run at a slow and steady pace or a tempo run with an effort at lactate threshold intensity sandwiched between a warm-up and a cool-down or an interval session featuring a...

What Is Good Running Form?

If you ask the average running coach what good running form is, he or she will probably answer with phrases like “midfoot strike,” “high stride rate,” and “low vertical oscillation.” It is true that these and other form characteristics are common in top runners and...

On the Limits of Science as a Guide on How to Train

There is virtually no evidence from controlled scientific studies that high-volume training is optimal for developing endurance fitness. High-volume training is optimal for developing endurance fitness. Both of the above statements are true. The reason there is...

Letters to the Coaches: Creating a Level 4 Plan

Hello David, Hope you are well. I purchased the 80/20 level three plan back in June and used it to train for my first marathon. I loved it! It helped me to a 3:24 in NYC. I am looking to shave some time off and am running my second in March. I know there is no...