VNR #271: Zone 2 Training: Necessary or Not?

-Zone 2 training is a form of moderate-intensity aerobic exercise performed at roughly 60-70% of your maximum heart rate.-It is usually performed by running, biking or rowing for at least 45 minutes.-This training emphasizes aerobic metabolism, where your body primarily burns fat for fuel while building mitochondrial efficiency, capillary density, and overall endurance.-It has become a popular topic of discussion in the CrossFit community, but is it necessary to include in your training?-Pat & Adrian discuss this topic.