But what is zone 2 cardio, exactly? How can you make sure you're doing it right? And is it really so bad if your heart rate ...

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This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Zone 2 training is a type of cardio exercise where you use your heart rate as a guide to help you find the right intensity for ...

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A trainer breaks down everything to know about how to perform zone 2 training for weight loss and its benefits.