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 ...

A master trainer is breaking down the top cardio mistakes you’ll want to avoid at the gym if you don’t want to end up having ...

whereas zone 2 is more like a low-intensity light jog or aerobic training. Zone 3 is more moderate, such as a faster jog.

Whether your goals are improving endurance, building strength, or losing weight, cycling is a better workout, especially if ...