Mike Esco learned the hard way what “readiness” means for an athlete.

A bodybuilder, Esco was making a transition to power lifting and wanted to compete. Feeling confident one day, he hit the gym so hard that he badly injured his back. The experience launched him on quest for an objective test that can predict how well an apparently healthy athlete will perform on a given day.

After several years and doctorate in exercise physiology, he may have found it: a heart rate variability test. Continue reading A Heart Rate Variability Test Predicts Performance →