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[Optimizing Training Intensity: Insights from Coaches Jason Fitzgerald and Elizabeth Scott]-[Pacing Strategy, Zone 2, Easy Runs, & More with Running Explained's Elisabeth Scott]

The Strength Running Podcast · B2 · 2025-12-11

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📋 Summary

The Art of Training Intensity: Balancing Hard and Easy

In this episode of the Strength Running Podcast, host Jason Fitzgerald and guest Elizabeth Scott, host of the Running Explained podcast, dive into the nuances of training structure. Both coaches emphasize that there is no universal "hard and fast rule" for the ratio of easy to hard mileage, as it depends on an individual's goals, experience, and physiological responses. However, they agree that the "80-20 rule"—where 80% of training is performed at an aerobic, easy effort—serves as an excellent foundational framework to prevent injury and ensure longevity.

Defining "Easy" and "Hard"

One of the central themes of the discussion is the difficulty of defining training intensities. Elizabeth notes that "easy effort" is not a fixed pace, but a subjective feeling. For beginners, she suggests using heart rate monitors as a guide to learn what an easy zone truly feels like. Jason adds that "easy" should be defined by three characteristics: conversational, controlled, and comfortable. If a runner is gasping for air or struggling to maintain a consistent effort, they are likely running too fast.

Regarding high-intensity work, both coaches warn against the temptation to "hammer" every workout. Jason points out that the hard, fast work is the primary source of injury risk. Elizabeth emphasizes that a workout is not a race; just because a runner can run a 5K pace doesn't mean they should during a specific interval session. The goal is to avoid "overcooking" the athlete, as the physiological benefits of pushing slightly harder are often negligible compared to the increased risk of burnout.

The Role of Pace Calculators and Data

When it comes to determining training paces, both coaches look at recent race performances to reverse-engineer potential training zones. However, they caution against over-relying on pace calculators. These tools often assume that a runner has trained equally well for all distances—a rare scenario. For instance, a 5K performance might predict a marathon time that is wildly unrealistic for a beginner who lacks the aerobic base built over years of consistent volume.

Jason and Elizabeth agree that marathon training is fundamentally different from shorter distances. It requires a significant investment in time and volume that cannot be "cheated." They suggest that if a runner's marathon time doesn't match their 5K potential, it is likely due to the inherent complexity of the marathon distance rather than a flaw in their raw speed.

Navigating Moderate "Zone 3" Running

While Zone 2 (easy) is often put on a pedestal, the coaches discuss the role of moderate-paced running. Elizabeth explains that moderate intensity is not inherently "bad," but should be used intentionally, particularly when training for a marathon. Jason notes that younger runners with fewer life stressors might "get away" with more moderate-intensity running, but as runners age, training efficiency becomes paramount. Over-relying on this "gray zone" can lead to a plateau, as it is often too hard to be restorative but not hard enough to trigger significant physiological adaptations.

Fitness Decay and the Value of Coaching

Addressing the post-race period, Elizabeth and Jason clarify how quickly fitness is lost. While aerobic fitness is relatively resilient, neuromuscular fitness—the coordination and efficiency of the stride—can erode more quickly. They encourage runners to take time off after a major race, emphasizing that "neuromuscular rust" is normal and temporary. Taking a break is not a failure; it is a critical part of the recovery process.

Finally, they discuss when to hire a coach. They agree that a coach is most valuable not for the "elite" runner, but for the runner who feels lost, has a complex schedule, or struggles to maintain objectivity. A coach’s primary role is often to "rein in" the athlete, ensuring they don't overtrain and helping them see the progress they are making. Ultimately, running is a lifestyle, and a coach acts as a partner in that long-term journey toward improvement.

🎯Key Sentences

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That's not a really good answer though, is it?
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That's a guideline.
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Doing it properly is the shortcut.
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I will second that.
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It doesn't happen that quickly.
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📝Key Phrases

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right off the bat
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boil down to
3
push the envelope
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err on the side of caution
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tip over into
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📖 Transcript

Ready, set, go!
This is episode 436 with certified running coach and the host of the Running Explained podcast, Elizabeth Scott.
Welcome to the Strength Running Podcast.
I'm Coach Jason Fitzgerald, and I want to help you become a better runner.
Don't miss our award-winning website at strengthrunningcom, our YouTube channel with more than 100000 subscribers, or feel free to connect with me on Instagram at JasonFitz1.
My singular goal is to help you become a better runner, so make sure you're subscribed to the show hit, follow and let's get started.

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