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Relentless Forward Progress: A Guide to Running Ultramarathons

Bryon Powell

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Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond

Koerner Hal

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Cover of Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond

Training Essentials for Ultrarunning

Koop Jason

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The Happy Runner: Love the Process, Get Faster, Run Longer

David Roche

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Cover of The Happy Runner: Love the Process, Get Faster, Run Longer

JUNKO | Running 100 miles after cancer. "Life is short, you never know what will happen tomorrow."

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Koerner Hal Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond

Tawnee Prazak The Endurance Handbook

Born to Run: The hidden tribe, the ultra-runners, and the greatest race the world has never seen

Christopher McDougall

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Cover of Born to Run: The hidden tribe, the ultra-runners, and the greatest race the world has never seen