Experts share the best types of interval training to help you improve both as a long-distance runner and an all-around athlete.

Long, slow distance training, a.k.a. zone 2 workouts, might seem too easy to create a training effect, but spending time at a conversational or endurance pace is fundamental to your performance. “Zone ...

When you toe the start line of a 10K, your race day is going to be totally different than if you were running a marathon. But despite the contrast in those two race experiences, there are some ...

Research also backs up the importance of durability, particularly in ultramarathons. A 2025 study says “muscle damage and associated fatigue is the main impediment to performance in long ...

I know that I don’t have all day to spend in the gym and I’m guessing that you don’t, either. Optimising your workouts so that they’re efficient and effective is a must. So that begs the question: how ...

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