VO2 max is a buzzy measure of heart health and fitness. I tried a class that promised to boost my VO2 max through cardio and breathwork. I don't typically do cardio, and I realized taking classes ...
We can't bear to watch even one more guy put hours into counterproductive cardio workouts and get almost nothing out of them. To max cardio’s fat-burning and conditioning potential, let trainer Jim ...
Zone 2 training is cardio done at a steady, low intensity. It has benefits for aerobic training (so you can run faster), anaerobic training (helping you to recover faster between reps and sets, or ...