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

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Ultra-marathons don't leave much room for mistakes. Don't learn the hard way: Get a jump on training for an ultra-marathon with Hal Koerner's Field Guide to Ultrarunning, a comprehensive handbook to running 30 to 100 miles and beyond, authored by one of the most experienced and recognized athletes in the sport.

Hal Koerner is among America's best ultra-runners, with podium results in more than 90 ultra-marathons. In his smart, down-to-earth handbook, Koerner shares hard-earned wisdom, field-tested habits, and insider tips to help you prepare for your ultra.

You'll find guidance on exactly what you need to know to prepare for ultra-marathon, including:

  • Best gear for ultra-running
  • Fueling and hydration guidelines
  • Choosing an ultra
  • Trail-running technique
  • First-aid advice
  • Beating altitude, storms, and heat
  • Race-day game plans
  • Crew and pacer tips
  • Mental strategies to get you to the finish line

The guide offers three detailed training plans to prepare for 50K, 50-mile to 100K, and 100-mile ultra-marathons.

Start your ultra with confidence and finish it strong with Hal Koerner's Field Guide to Ultrarunning!

Foreword by Scott Jurek.