Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond Karen Soole To leave the secrets of

To leave the secrets of the past behind

is traumatized by a sexual assault

For this revised and updated edition

Seduced by their mystique

principled Brutus and open-hearted Mark Anthony

Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond Karen Soole To leave the secrets ofHal Koerner's Field Guide to Ultrarunning offers practical training advice for ultramarathons from 50K to 100 miles and beyond. Written by renowned ultrarunner Hal Koerner, the guide shares practical insights, field tested habits, and race prep strategies to help runners prepare for long distance events. The book covers training plans, pacing, nutrition, gear, and the mental aspects of ultrarunning.