Add Yahoo as a preferred source to see more of our stories on Google. Zone 2 cardio rate training means working in one of five heart rate zones at 60-70% of your max heart rate. "Zone 2 is where the ...
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 your ...
Live for the Outdoors on MSN

What are training and HR zones?

Running stats — love them or hate them — as a runner, you will be constantly inundated. Finish a run, and you’ll get every ...