DO HARD THINGS

The Combat Fitness Blog

What Is Physical Resilience?

What Is Physical Resilience?

What Is Physical Resilience?Combat Fitness
Published on: 22/01/2026

Physical resilience is the body’s ability to recover from stress, adapt to repeated demands, and resist breakdown under ongoing physical and environmental stressors.

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What Is Aerobic Capacity?

What Is Aerobic Capacity?

What Is Aerobic Capacity?Combat Fitness
Published on: 22/01/2026

Aerobic capacity is the ability of the cardiovascular and muscular systems to sustain energy production over time, supporting prolonged work, fatigue resistance, and endurance performance.

Military Fitness
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