Heart rate zones are a way to describe how hard you're working during a cardio workout, like running or cycling. The faster your heart beats, the harder you're working. So an easy jog might have you ...

Understanding our body’s target heart rate zones and how they change as we age is crucial for getting the most out of our workouts. If your goal is to burn fat, for example, you’ll want to stay in ...

Heart rate zones represent different percentages of your maximum heart rate. They can help guide the intensity and effectiveness of your workouts. The benefits of exercise are widespread and include ...

New VO₂ Testing Insights Suggest Popular Fitness Metrics May Be Leading to Ineffective and Counterproductive Workouts ...