If Training in All Intensities Deliver Solid Results, What Training Should You Do?

Training in higher-intensity zones usually brings about more positive adaptations.  Yet if you do too much intensity, you’ll stagnate and/or burn out.  So we learn two things from this: One, we need a balance of intensity and endurance, and two, we can target certain adaptations, such as increasing VO2max by improving cardiac output, by optimizing […]