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The Combat Fitness Blog

When Zone 2 Training Becomes Counterproductive: 6 Signs

Combat Fitness

Published on: 30/03/2026

Zone 2 builds your aerobic base, until it doesn't. Here are 6 signs your easy miles have stopped paying off, plus what tactical athletes should do next.

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Is Zone 2 Training Enough for Tactical Athletes? | Combat Fitness

Combat Fitness

Published on: 22/01/2026

Zone 2 training builds the aerobic base tactical athletes need — but it covers only one of four physical systems required for real performance. Here's what to add.

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How Zone 2 Training Works: The 4 Key Adaptations

Combat Fitness

Published on: 22/01/2026

Zone 2 training builds mitochondria, fat metabolism, and cardiac output—the aerobic engine behind every endurance task. Learn how it works and how to use it.

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