In a few short years, the concept of “threshold” has gone from niche sports science jargon to mainstream obsession. You want to follow Peter Attia’s advice and maximize your longevity by exercising in ...

Your physiology is beautifully unique. I sound like John Mayer if he was a physical therapist. Our bodies are wonderlands, even if our glutes are unmaintained landfills. The individual uniqueness of ...

Olav Aleksander Bu is an elite endurance coach whose training balances intensity for better results. You can use his strategies for better VO2 max, a key metric of fitness and longevity. Understanding ...

Running in zone 2, by definition, should feel easy. And that’s a good thing, considering zone 2 runs make up the majority of any good training plan. These easy efforts serve as the building blocks for ...

Not that it was ever unpopular, but it’s fair to say that running is going through somewhat of a renaissance right now. Data released by Sport England in April of this year revealed that 250,000 more ...