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The Longevity Equation Journal

A physician-led exploration of the biological systems that shape aging, performance, and long-term resilience.

Grounded in clinical practice. Written by Anil Bajnath, MD, and the Institute for Human Optimization. New entries published periodically.

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Longevity equation journal

Zone 2 Training: Why It’s the Foundation of Longevity Fitness

Institute for Human Optimization Team

Published on: 09/03/2026

Zone 2 training improves mitochondrial health, metabolic efficiency, and cardiovascular fitness. Learn why it’s foundational for longevity and healthy aging.

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