As a lifelong health and fitness enthusiast with 15 years of experience, Rachel MacPherson is passionate about cutting through fads and noise. Her aim is to clearly communicate health information with ...

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 ...

Most professionals regard resting heart rate as a reliable measure of fitness. But when it comes to training, keeping your heart rate in specific “zones” is more important for building stamina and ...

Running in zone 2, by definition, should feel easy. And that’s a good thing, considering zone 2 runs make up the majority of any good training plan. These easy efforts serve as the building blocks for ...