Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones.

Regardless of the intensity of exercise you prefer, keeping a consistent routine can keep your heart healthy. Klaus Vedfelt/DigitalVision via Getty Images Aerobic exercise like jogging, biking, ...

Moderate intensity exercise encompasses activities that are somewhat challenging for you to perform and raise your heart rate. It may help lower your blood pressure and cholesterol, balance your blood ...

Exercise should no longer be considered a mere "add-on" or standard recommendation within the guidelines for a healthy lifestyle. Recent evidence underscores its physiological importance and ...

Low intensity exercise encompasses activities that aren’t challenging and don’t increase your heart rate much. It can still provide health benefits, particularly when done more often. Exercise is ...