What’s the Deal with Zone 2 Cardio? Cardiovascular exercise, in general, is divided into four zones, defined by the rough percentage of your max heart rate (MHR) that your heart is beating at while you’re working out. They are as follows: Zone 1 (very light): 50-60% MHRZone 2 (light): 60-70% MHRZone 3 (moderate): 70-80% MHRZone… Continue reading Zone 2 Cardio, the Infinity Zone (and Why It’s Important!)
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