Aerobic Capacity

Endurance Nutrition Guide: Fueling Strategies for Long-Distance Athletes

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Endurance Nutrition Guide

Reading Time: 3 minutesEffective endurance nutrition isn’t just about race-day energy gels. It’s about building a fueling system—day-to-day, pre-session, during training, and post-workout—that sustains your performance, protects your gut, and supports recovery for the next big effort. Whether you’re running an ultra, cycling for hours, or training for a triathlon, your nutrition can be the difference between finishing … Read more

The Science of Endurance: How to Train Your Body and Mind for Lasting Performance

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The Science of Endurance

Reading Time: 3 minutesEndurance isn’t just about lasting longer—it’s about building a system your body and mind can rely on for years, not just for one race. Whether you’re running a marathon, taking on your first Ironman, or simply looking to sustain consistent training, true endurance comes from more than grit. It’s the result of physiological adaptation and … Read more

The Oxygen Advantage: What Altitude Training Does to Your Body—and Why It Matters

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Reading Time: < 1 minuteElite endurance athletes have a secret weapon: altitude. Training at elevation—whether it’s a few weeks at 7,000 feet or daily runs through mountain terrain—forces your body to adapt in extraordinary ways. But what does that adaptation really mean? The Physiology of the Thin Air When you train where oxygen is limited, your body responds by: … Read more

The Longevity Power of VO2 Max

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A woman working on improving her VO2 max

Reading Time: 2 minutesYou might think VO2 Max is just for elite athletes. Something only relevant to Tour de France cyclists or Olympic marathoners. But here’s the reality: your VO2 max may be the most important number you’re not tracking–and the one most closely tied to how long (and how well) you live. What is VO2 Max, Really? … Read more