The Science of Aerobic Efficiency And How to Train It

The Athlete's Compass · Apr 16, 2026 · 39m

In this episode of the Athletes Compass podcast, the team breaks down aerobic efficiency—what it is, why it matters, and how it may be more important than VO2 max for long-term endurance performance. They explore the physiology behind efficiency, including mitochondrial development and capillary density, and explain practical ways to measure it using metrics like efficiency factor and aerobic decoupling. The conversation highlights the importance of low-intensity training, strength work, and recovery, while challenging the common “go hard all the time” mindset. The takeaway: slowing down and…