Practical Heart Rate Variability Recommendations for Ultrarunners
By Jason Koop, Head Coach of CTS Ultrarunning, author of “Training Essentials for Ultrarunning” Determining fatigue and state of readiness has long been a holy grail for endurance coaches. Accurately gauging these aspects would allow athletes to push harder when they are more ready and back off when they are more fatigued. Among the dizzying …