Substacks recommended by Joe Friel Training

Recommended by Joe Friel Training

The Science of Maximal Athletic Development

By Alan Couzens

Early chapter-by-chapter access to my book on the science of athlete development

Marco Altini’s Substack

Heart rate variability (HRV), Endurance Coaching, Technology, Life, and other ramblings

Endurance Essentials

By Gordo Byrn

Endurance Training & High Performance Habits

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