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Podcast · Feb 5, 2026
From Bodybuilder to Boston Qualifier: Can John Goldman Accomplish the Unreasonable?
John joins The Strength Running Podcast with Jason Fitzgerald. After running a 5:13 marathon, he enlisted physiologist and ultra-endurance coach Alan Couzens to guide his quest to qualify for Boston in a year.
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Article · New
Effects of Muscle Loss on Endurance Performance
How muscle deterioration impacts marathon training and longevity in aging athletes — and what the science says about reversing it.
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Deep Dives & Research
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Insulin Resistance & Exercise
How targeted exercise protocols reverse insulin resistance — critical for endurance performance.
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VO₂ Max Testing Guide
A complete guide to understanding and using VO₂ max testing to optimize training zones.
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Brain Fog Causes
The surprising connections between metabolic health, brain fog, and athletic performance.
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Metabolic Syndrome Risk Factors
Identifying and addressing root causes through data-driven health optimization.
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