Earlier quoted context omitted.
> There are adaptations that only happens during long easy sessions. What sort of adaptations? As far as I'm aware, adaptations are the result of significant stress. What are the stressors of a "long easy session"? At any rate, my post was about physical fitness and health, not how to become a competitive athlete. Many competitive athletes are not fit. A marathoner who has no muscle mass and who is physically weak is…
Someone who can lift 440lbs but who sweats when they eat isn't fit, either. >What sort of adaptations? As far as I'm aware, adaptations are the result of significant stress. What are the stressors of a "long easy session"? The adaptations come from the cardiac system. Basically, the body can use more oxygen more efficiently. >Low-intensity, long endurance cardio is adversarial to increasing strength Increased strengt…
I'm quite sure HIIT is near optimal for improving VO2max - and if you look at it through the less of time vs. benefit then it's unrivalled in terms of cardiovascular health.